Home / 10,431,020,765.20-15,641,156,376.60-3,884,549,443.60

Finding the Fourth Proportional to 10,431,020,765.20, 15,641,156,376.60 and 3,884,549,443.60

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Solution

The fourth proportional to 10,431,020,765.20, 15,641,156,376.60 and 3,884,549,443.60 is: 5,824,822,581.38

Step by Step Solution

  1. Step 1: Write the proportion equation
    10,431,020,765.20 : 15,641,156,376.60 = 3,884,549,443.60 : x
  2. Step 2: Convert to fraction form
    10,431,020,765.20/15,641,156,376.60 = 3,884,549,443.60/x
  3. Step 3: Cross multiply
    10,431,020,765.20x = 15,641,156,376.60 × 3,884,549,443.60
  4. Step 4: Simplify right side
    10,431,020,765.20x = 60,758,845,299,982,123,008
  5. Step 5: Solve for x
    x = 60,758,845,299,982,123,008/10,431,020,765.20
  6. Step 6: Final answer
    x = 5,824,822,581.38

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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.