Home / 435,468,000.20-653,202,000.30-432,444,691.40

Finding the Fourth Proportional to 435,468,000.20, 653,202,000.30 and 432,444,691.40

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Solution

The fourth proportional to 435,468,000.20, 653,202,000.30 and 432,444,691.40 is: 648,667,037.10

Step by Step Solution

  1. Step 1: Write the proportion equation
    435,468,000.20 : 653,202,000.30 = 432,444,691.40 : x
  2. Step 2: Convert to fraction form
    435,468,000.20/653,202,000.30 = 432,444,691.40/x
  3. Step 3: Cross multiply
    435,468,000.20x = 653,202,000.30 × 432,444,691.40
  4. Step 4: Simplify right side
    435,468,000.20x = 282,473,737,441,596,160
  5. Step 5: Solve for x
    x = 282,473,737,441,596,160/435,468,000.20
  6. Step 6: Final answer
    x = 648,667,037.10

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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.