Home / 435,639,872.80-653,459,809.20-337,004,423.20

Finding the Fourth Proportional to 435,639,872.80, 653,459,809.20 and 337,004,423.20

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Solution

The fourth proportional to 435,639,872.80, 653,459,809.20 and 337,004,423.20 is: 505,506,634.80

Step by Step Solution

  1. Step 1: Write the proportion equation
    435,639,872.80 : 653,459,809.20 = 337,004,423.20 : x
  2. Step 2: Convert to fraction form
    435,639,872.80/653,459,809.20 = 337,004,423.20/x
  3. Step 3: Cross multiply
    435,639,872.80x = 653,459,809.20 × 337,004,423.20
  4. Step 4: Simplify right side
    435,639,872.80x = 220,218,846,083,828,064
  5. Step 5: Solve for x
    x = 220,218,846,083,828,064/435,639,872.80
  6. Step 6: Final answer
    x = 505,506,634.80

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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.