Home / 147,278,006.54-220,949,341.16-43,655,204.59

Finding the Fourth Proportional to 147,278,006.54, 220,949,341.16 and 43,655,204.59

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Solution

The fourth proportional to 147,278,006.54, 220,949,341.16 and 43,655,204.59 is: 65,492,390.33

Step by Step Solution

  1. Step 1: Write the proportion equation
    147,278,006.54 : 220,949,341.16 = 43,655,204.59 : x
  2. Step 2: Convert to fraction form
    147,278,006.54/220,949,341.16 = 43,655,204.59/x
  3. Step 3: Cross multiply
    147,278,006.54x = 220,949,341.16 × 43,655,204.59
  4. Step 4: Simplify right side
    147,278,006.54x = 9,645,588,691,594,858
  5. Step 5: Solve for x
    x = 9,645,588,691,594,858/147,278,006.54
  6. Step 6: Final answer
    x = 65,492,390.33

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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.