Home / 67,716,089.40-101,574,134.10-50,472,031.80

Finding the Fourth Proportional to 67,716,089.40, 101,574,134.10 and 50,472,031.80

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Solution

The fourth proportional to 67,716,089.40, 101,574,134.10 and 50,472,031.80 is: 75,708,047.70

Step by Step Solution

  1. Step 1: Write the proportion equation
    67,716,089.40 : 101,574,134.10 = 50,472,031.80 : x
  2. Step 2: Convert to fraction form
    67,716,089.40/101,574,134.10 = 50,472,031.80/x
  3. Step 3: Cross multiply
    67,716,089.40x = 101,574,134.10 × 50,472,031.80
  4. Step 4: Simplify right side
    67,716,089.40x = 5,126,652,926,352,664
  5. Step 5: Solve for x
    x = 5,126,652,926,352,664/67,716,089.40
  6. Step 6: Final answer
    x = 75,708,047.70

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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.