Home / 96,770,140.60-145,155,210.90-28,606,761.40

Finding the Fourth Proportional to 96,770,140.60, 145,155,210.90 and 28,606,761.40

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Solution

The fourth proportional to 96,770,140.60, 145,155,210.90 and 28,606,761.40 is: 42,910,142.10

Step by Step Solution

  1. Step 1: Write the proportion equation
    96,770,140.60 : 145,155,210.90 = 28,606,761.40 : x
  2. Step 2: Convert to fraction form
    96,770,140.60/145,155,210.90 = 28,606,761.40/x
  3. Step 3: Cross multiply
    96,770,140.60x = 145,155,210.90 × 28,606,761.40
  4. Step 4: Simplify right side
    96,770,140.60x = 4,152,420,484,182,979
  5. Step 5: Solve for x
    x = 4,152,420,484,182,979/96,770,140.60
  6. Step 6: Final answer
    x = 42,910,142.10

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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.