Home / 96,770,137.10-145,155,205.65-72,583,666.70

Finding the Fourth Proportional to 96,770,137.10, 145,155,205.65 and 72,583,666.70

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Solution

The fourth proportional to 96,770,137.10, 145,155,205.65 and 72,583,666.70 is: 108,875,500.05

Step by Step Solution

  1. Step 1: Write the proportion equation
    96,770,137.10 : 145,155,205.65 = 72,583,666.70 : x
  2. Step 2: Convert to fraction form
    96,770,137.10/145,155,205.65 = 72,583,666.70/x
  3. Step 3: Cross multiply
    96,770,137.10x = 145,155,205.65 × 72,583,666.70
  4. Step 4: Simplify right side
    96,770,137.10x = 10,535,897,066,669,558
  5. Step 5: Solve for x
    x = 10,535,897,066,669,558/96,770,137.10
  6. Step 6: Final answer
    x = 108,875,500.05

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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.