Home / 65,758,207.95-90,747,807.57-42,593,654.34

Finding the Fourth Proportional to 65,758,207.95, 90,747,807.57 and 42,593,654.34

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Solution

The fourth proportional to 65,758,207.95, 90,747,807.57 and 42,593,654.34 is: 58,780,202.02

Step by Step Solution

  1. Step 1: Write the proportion equation
    65,758,207.95 : 90,747,807.57 = 42,593,654.34 : x
  2. Step 2: Convert to fraction form
    65,758,207.95/90,747,807.57 = 42,593,654.34/x
  3. Step 3: Cross multiply
    65,758,207.95x = 90,747,807.57 × 42,593,654.34
  4. Step 4: Simplify right side
    65,758,207.95x = 3,865,280,747,749,415.50
  5. Step 5: Solve for x
    x = 3,865,280,747,749,415.50/65,758,207.95
  6. Step 6: Final answer
    x = 58,780,202.02

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Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.