Home / 726,702,562.80-1,088,754,766.20-442,243,846.80

Finding the Fourth Proportional to 726,702,562.80, 1,088,754,766.20 and 442,243,846.80

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Solution

The fourth proportional to 726,702,562.80, 1,088,754,766.20 and 442,243,846.80 is: 662,575,200.19

Step by Step Solution

  1. Step 1: Write the proportion equation
    726,702,562.80 : 1,088,754,766.20 = 442,243,846.80 : x
  2. Step 2: Convert to fraction form
    726,702,562.80/1,088,754,766.20 = 442,243,846.80/x
  3. Step 3: Cross multiply
    726,702,562.80x = 1,088,754,766.20 × 442,243,846.80
  4. Step 4: Simplify right side
    726,702,562.80x = 481,495,096,026,122,624
  5. Step 5: Solve for x
    x = 481,495,096,026,122,624/726,702,562.80
  6. Step 6: Final answer
    x = 662,575,200.19

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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.