Home / 145,077,453.72-217,644,901.05-41,447,541.29

Finding the Fourth Proportional to 145,077,453.72, 217,644,901.05 and 41,447,541.29

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Solution

The fourth proportional to 145,077,453.72, 217,644,901.05 and 41,447,541.29 is: 62,179,517.15

Step by Step Solution

  1. Step 1: Write the proportion equation
    145,077,453.72 : 217,644,901.05 = 41,447,541.29 : x
  2. Step 2: Convert to fraction form
    145,077,453.72/217,644,901.05 = 41,447,541.29/x
  3. Step 3: Cross multiply
    145,077,453.72x = 217,644,901.05 × 41,447,541.29
  4. Step 4: Simplify right side
    145,077,453.72x = 9,020,846,021,739,614
  5. Step 5: Solve for x
    x = 9,020,846,021,739,614/145,077,453.72
  6. Step 6: Final answer
    x = 62,179,517.15

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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.