Home / 147,526,901.47-221,287,313.38-49,165,751.13

Finding the Fourth Proportional to 147,526,901.47, 221,287,313.38 and 49,165,751.13

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Solution

The fourth proportional to 147,526,901.47, 221,287,313.38 and 49,165,751.13 is: 73,747,613.96

Step by Step Solution

  1. Step 1: Write the proportion equation
    147,526,901.47 : 221,287,313.38 = 49,165,751.13 : x
  2. Step 2: Convert to fraction form
    147,526,901.47/221,287,313.38 = 49,165,751.13/x
  3. Step 3: Cross multiply
    147,526,901.47x = 221,287,313.38 × 49,165,751.13
  4. Step 4: Simplify right side
    147,526,901.47x = 10,879,756,977,867,400
  5. Step 5: Solve for x
    x = 10,879,756,977,867,400/147,526,901.47
  6. Step 6: Final answer
    x = 73,747,613.96

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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.