Home / 69,300,930.24-95,634,123.12-38,360,433.60

Finding the Fourth Proportional to 69,300,930.24, 95,634,123.12 and 38,360,433.60

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Solution

The fourth proportional to 69,300,930.24, 95,634,123.12 and 38,360,433.60 is: 52,936,755.93

Step by Step Solution

  1. Step 1: Write the proportion equation
    69,300,930.24 : 95,634,123.12 = 38,360,433.60 : x
  2. Step 2: Convert to fraction form
    69,300,930.24/95,634,123.12 = 38,360,433.60/x
  3. Step 3: Cross multiply
    69,300,930.24x = 95,634,123.12 × 38,360,433.60
  4. Step 4: Simplify right side
    69,300,930.24x = 3,668,566,429,838,985
  5. Step 5: Solve for x
    x = 3,668,566,429,838,985/69,300,930.24
  6. Step 6: Final answer
    x = 52,936,755.93

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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.