Home / 747,157,225.80-1,117,712,529.90-656,457,961.80

Finding the Fourth Proportional to 747,157,225.80, 1,117,712,529.90 and 656,457,961.80

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Solution

The fourth proportional to 747,157,225.80, 1,117,712,529.90 and 656,457,961.80 is: 982,030,640.83

Step by Step Solution

  1. Step 1: Write the proportion equation
    747,157,225.80 : 1,117,712,529.90 = 656,457,961.80 : x
  2. Step 2: Convert to fraction form
    747,157,225.80/1,117,712,529.90 = 656,457,961.80/x
  3. Step 3: Cross multiply
    747,157,225.80x = 1,117,712,529.90 × 656,457,961.80
  4. Step 4: Simplify right side
    747,157,225.80x = 733,731,289,256,475,520
  5. Step 5: Solve for x
    x = 733,731,289,256,475,520/747,157,225.80
  6. Step 6: Final answer
    x = 982,030,640.83

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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.