Home / 71,123,054.24-98,150,115.60-38,528,006.24

Finding the Fourth Proportional to 71,123,054.24, 98,150,115.60 and 38,528,006.24

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Solution

The fourth proportional to 71,123,054.24, 98,150,115.60 and 38,528,006.24 is: 53,168,811.53

Step by Step Solution

  1. Step 1: Write the proportion equation
    71,123,054.24 : 98,150,115.60 = 38,528,006.24 : x
  2. Step 2: Convert to fraction form
    71,123,054.24/98,150,115.60 = 38,528,006.24/x
  3. Step 3: Cross multiply
    71,123,054.24x = 98,150,115.60 × 38,528,006.24
  4. Step 4: Simplify right side
    71,123,054.24x = 3,781,528,266,293,521.50
  5. Step 5: Solve for x
    x = 3,781,528,266,293,521.50/71,123,054.24
  6. Step 6: Final answer
    x = 53,168,811.53

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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.