Home / 137,098,569.40-204,222,927.80-129,672,862.41

Finding the Fourth Proportional to 137,098,569.40, 204,222,927.80 and 129,672,862.41

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Solution

The fourth proportional to 137,098,569.40, 204,222,927.80 and 129,672,862.41 is: 193,161,545.97

Step by Step Solution

  1. Step 1: Write the proportion equation
    137,098,569.40 : 204,222,927.80 = 129,672,862.41 : x
  2. Step 2: Convert to fraction form
    137,098,569.40/204,222,927.80 = 129,672,862.41/x
  3. Step 3: Cross multiply
    137,098,569.40x = 204,222,927.80 × 129,672,862.41
  4. Step 4: Simplify right side
    137,098,569.40x = 26,482,171,615,907,284
  5. Step 5: Solve for x
    x = 26,482,171,615,907,284/137,098,569.40
  6. Step 6: Final answer
    x = 193,161,545.97

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Why These Related Problems?

These problems maintain the same ratio (1.49) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.