Home / 147,569,139.12-221,205,569.52-50,458,433.13

Finding the Fourth Proportional to 147,569,139.12, 221,205,569.52 and 50,458,433.13

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Solution

The fourth proportional to 147,569,139.12, 221,205,569.52 and 50,458,433.13 is: 75,636,996.35

Step by Step Solution

  1. Step 1: Write the proportion equation
    147,569,139.12 : 221,205,569.52 = 50,458,433.13 : x
  2. Step 2: Convert to fraction form
    147,569,139.12/221,205,569.52 = 50,458,433.13/x
  3. Step 3: Cross multiply
    147,569,139.12x = 221,205,569.52 × 50,458,433.13
  4. Step 4: Simplify right side
    147,569,139.12x = 11,161,686,437,608,488
  5. Step 5: Solve for x
    x = 11,161,686,437,608,488/147,569,139.12
  6. Step 6: Final answer
    x = 75,636,996.35

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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.