Home / 126,317,542.47-189,544,146.26-52,592,218

Finding the Fourth Proportional to 126,317,542.47, 189,544,146.26 and 52,592,218

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Solution

The fourth proportional to 126,317,542.47, 189,544,146.26 and 52,592,218 is: 78,916,569.04

Step by Step Solution

  1. Step 1: Write the proportion equation
    126,317,542.47 : 189,544,146.26 = 52,592,218 : x
  2. Step 2: Convert to fraction form
    126,317,542.47/189,544,146.26 = 52,592,218/x
  3. Step 3: Cross multiply
    126,317,542.47x = 189,544,146.26 × 52,592,218
  4. Step 4: Simplify right side
    126,317,542.47x = 9,968,547,060,729,804
  5. Step 5: Solve for x
    x = 9,968,547,060,729,804/126,317,542.47
  6. Step 6: Final answer
    x = 78,916,569.04

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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.