Home / 1,192,645,034.40-1,788,967,551.60-465,633,746.40

Finding the Fourth Proportional to 1,192,645,034.40, 1,788,967,551.60 and 465,633,746.40

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Solution

The fourth proportional to 1,192,645,034.40, 1,788,967,551.60 and 465,633,746.40 is: 698,450,619.60

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,192,645,034.40 : 1,788,967,551.60 = 465,633,746.40 : x
  2. Step 2: Convert to fraction form
    1,192,645,034.40/1,788,967,551.60 = 465,633,746.40/x
  3. Step 3: Cross multiply
    1,192,645,034.40x = 1,788,967,551.60 × 465,633,746.40
  4. Step 4: Simplify right side
    1,192,645,034.40x = 833,003,663,239,543,168
  5. Step 5: Solve for x
    x = 833,003,663,239,543,168/1,192,645,034.40
  6. Step 6: Final answer
    x = 698,450,619.60

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Double scale
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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.