Home / 128,468,955.54-192,710,862.50-36,344,976.46

Finding the Fourth Proportional to 128,468,955.54, 192,710,862.50 and 36,344,976.46

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Solution

The fourth proportional to 128,468,955.54, 192,710,862.50 and 36,344,976.46 is: 54,519,566.48

Step by Step Solution

  1. Step 1: Write the proportion equation
    128,468,955.54 : 192,710,862.50 = 36,344,976.46 : x
  2. Step 2: Convert to fraction form
    128,468,955.54/192,710,862.50 = 36,344,976.46/x
  3. Step 3: Cross multiply
    128,468,955.54x = 192,710,862.50 × 36,344,976.46
  4. Step 4: Simplify right side
    128,468,955.54x = 7,004,071,761,773,552
  5. Step 5: Solve for x
    x = 7,004,071,761,773,552/128,468,955.54
  6. Step 6: Final answer
    x = 54,519,566.48

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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.