Home / 91,677,211.29-126,516,945.03-50,425,186.23

Finding the Fourth Proportional to 91,677,211.29, 126,516,945.03 and 50,425,186.23

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Solution

The fourth proportional to 91,677,211.29, 126,516,945.03 and 50,425,186.23 is: 69,588,073.47

Step by Step Solution

  1. Step 1: Write the proportion equation
    91,677,211.29 : 126,516,945.03 = 50,425,186.23 : x
  2. Step 2: Convert to fraction form
    91,677,211.29/126,516,945.03 = 50,425,186.23/x
  3. Step 3: Cross multiply
    91,677,211.29x = 126,516,945.03 × 50,425,186.23
  4. Step 4: Simplify right side
    91,677,211.29x = 6,379,640,514,388,423
  5. Step 5: Solve for x
    x = 6,379,640,514,388,423/91,677,211.29
  6. Step 6: Final answer
    x = 69,588,073.47

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1.5x scale

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.