Home / 64,960,388.10-97,440,582.15-42,002,136.90

Finding the Fourth Proportional to 64,960,388.10, 97,440,582.15 and 42,002,136.90

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Solution

The fourth proportional to 64,960,388.10, 97,440,582.15 and 42,002,136.90 is: 63,003,205.35

Step by Step Solution

  1. Step 1: Write the proportion equation
    64,960,388.10 : 97,440,582.15 = 42,002,136.90 : x
  2. Step 2: Convert to fraction form
    64,960,388.10/97,440,582.15 = 42,002,136.90/x
  3. Step 3: Cross multiply
    64,960,388.10x = 97,440,582.15 × 42,002,136.90
  4. Step 4: Simplify right side
    64,960,388.10x = 4,092,712,671,079,996.50
  5. Step 5: Solve for x
    x = 4,092,712,671,079,996.50/64,960,388.10
  6. Step 6: Final answer
    x = 63,003,205.35

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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.