Home / 5,668,899,714.10-8,503,349,571.15-1,528,761,747.70

Finding the Fourth Proportional to 5,668,899,714.10, 8,503,349,571.15 and 1,528,761,747.70

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Solution

The fourth proportional to 5,668,899,714.10, 8,503,349,571.15 and 1,528,761,747.70 is: 2,293,142,621.55

Step by Step Solution

  1. Step 1: Write the proportion equation
    5,668,899,714.10 : 8,503,349,571.15 = 1,528,761,747.70 : x
  2. Step 2: Convert to fraction form
    5,668,899,714.10/8,503,349,571.15 = 1,528,761,747.70/x
  3. Step 3: Cross multiply
    5,668,899,714.10x = 8,503,349,571.15 × 1,528,761,747.70
  4. Step 4: Simplify right side
    5,668,899,714.10x = 12,999,595,551,695,319,040
  5. Step 5: Solve for x
    x = 12,999,595,551,695,319,040/5,668,899,714.10
  6. Step 6: Final answer
    x = 2,293,142,621.55

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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.