Home / 67,066,142.61-100,496,536.52-45,125,253.19

Finding the Fourth Proportional to 67,066,142.61, 100,496,536.52 and 45,125,253.19

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Solution

The fourth proportional to 67,066,142.61, 100,496,536.52 and 45,125,253.19 is: 67,618,793.60

Step by Step Solution

  1. Step 1: Write the proportion equation
    67,066,142.61 : 100,496,536.52 = 45,125,253.19 : x
  2. Step 2: Convert to fraction form
    67,066,142.61/100,496,536.52 = 45,125,253.19/x
  3. Step 3: Cross multiply
    67,066,142.61x = 100,496,536.52 × 45,125,253.19
  4. Step 4: Simplify right side
    67,066,142.61x = 4,534,931,655,083,076
  5. Step 5: Solve for x
    x = 4,534,931,655,083,076/67,066,142.61
  6. Step 6: Final answer
    x = 67,618,793.60

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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.