Home / 198,581,359.20-297,872,038.80-96,544,687.20

Finding the Fourth Proportional to 198,581,359.20, 297,872,038.80 and 96,544,687.20

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Solution

The fourth proportional to 198,581,359.20, 297,872,038.80 and 96,544,687.20 is: 144,817,030.80

Step by Step Solution

  1. Step 1: Write the proportion equation
    198,581,359.20 : 297,872,038.80 = 96,544,687.20 : x
  2. Step 2: Convert to fraction form
    198,581,359.20/297,872,038.80 = 96,544,687.20/x
  3. Step 3: Cross multiply
    198,581,359.20x = 297,872,038.80 × 96,544,687.20
  4. Step 4: Simplify right side
    198,581,359.20x = 28,757,962,811,572,264
  5. Step 5: Solve for x
    x = 28,757,962,811,572,264/198,581,359.20
  6. Step 6: Final answer
    x = 144,817,030.80

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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.