Home / 147,428,042.05-221,142,377.79-59,927,803.76

Finding the Fourth Proportional to 147,428,042.05, 221,142,377.79 and 59,927,803.76

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Solution

The fourth proportional to 147,428,042.05, 221,142,377.79 and 59,927,803.76 is: 89,891,833.58

Step by Step Solution

  1. Step 1: Write the proportion equation
    147,428,042.05 : 221,142,377.79 = 59,927,803.76 : x
  2. Step 2: Convert to fraction form
    147,428,042.05/221,142,377.79 = 59,927,803.76/x
  3. Step 3: Cross multiply
    147,428,042.05x = 221,142,377.79 × 59,927,803.76
  4. Step 4: Simplify right side
    147,428,042.05x = 13,252,577,020,186,400
  5. Step 5: Solve for x
    x = 13,252,577,020,186,400/147,428,042.05
  6. Step 6: Final answer
    x = 89,891,833.58

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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.