Home / 1,164,905,792.20-1,747,358,688.30-552,685,760.20

Finding the Fourth Proportional to 1,164,905,792.20, 1,747,358,688.30 and 552,685,760.20

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Solution

The fourth proportional to 1,164,905,792.20, 1,747,358,688.30 and 552,685,760.20 is: 829,028,640.30

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,164,905,792.20 : 1,747,358,688.30 = 552,685,760.20 : x
  2. Step 2: Convert to fraction form
    1,164,905,792.20/1,747,358,688.30 = 552,685,760.20/x
  3. Step 3: Cross multiply
    1,164,905,792.20x = 1,747,358,688.30 × 552,685,760.20
  4. Step 4: Simplify right side
    1,164,905,792.20x = 965,740,264,985,160,448
  5. Step 5: Solve for x
    x = 965,740,264,985,160,448/1,164,905,792.20
  6. Step 6: Final answer
    x = 829,028,640.30

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Half scale
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Double scale
Find fourth proportional to 1,164,905,793.20, 1,747,358,689.80 and 552,685,761.20
Similar ratio
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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.