Home / 100,927,672.29-151,417,042.76-28,144,460.76

Finding the Fourth Proportional to 100,927,672.29, 151,417,042.76 and 28,144,460.76

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Solution

The fourth proportional to 100,927,672.29, 151,417,042.76 and 28,144,460.76 is: 42,223,811.58

Step by Step Solution

  1. Step 1: Write the proportion equation
    100,927,672.29 : 151,417,042.76 = 28,144,460.76 : x
  2. Step 2: Convert to fraction form
    100,927,672.29/151,417,042.76 = 28,144,460.76/x
  3. Step 3: Cross multiply
    100,927,672.29x = 151,417,042.76 × 28,144,460.76
  4. Step 4: Simplify right side
    100,927,672.29x = 4,261,551,018,213,340
  5. Step 5: Solve for x
    x = 4,261,551,018,213,340/100,927,672.29
  6. Step 6: Final answer
    x = 42,223,811.58

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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.