Home / 220,192,681.86-330,281,542.34-56,432,046.42

Finding the Fourth Proportional to 220,192,681.86, 330,281,542.34 and 56,432,046.42

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Solution

The fourth proportional to 220,192,681.86, 330,281,542.34 and 56,432,046.42 is: 84,646,152.50

Step by Step Solution

  1. Step 1: Write the proportion equation
    220,192,681.86 : 330,281,542.34 = 56,432,046.42 : x
  2. Step 2: Convert to fraction form
    220,192,681.86/330,281,542.34 = 56,432,046.42/x
  3. Step 3: Cross multiply
    220,192,681.86x = 330,281,542.34 × 56,432,046.42
  4. Step 4: Simplify right side
    220,192,681.86x = 18,638,463,328,930,100
  5. Step 5: Solve for x
    x = 18,638,463,328,930,100/220,192,681.86
  6. Step 6: Final answer
    x = 84,646,152.50

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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.