Home / 141,832,328.38-212,754,864.84-43,456,827.76

Finding the Fourth Proportional to 141,832,328.38, 212,754,864.84 and 43,456,827.76

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Solution

The fourth proportional to 141,832,328.38, 212,754,864.84 and 43,456,827.76 is: 65,187,194.08

Step by Step Solution

  1. Step 1: Write the proportion equation
    141,832,328.38 : 212,754,864.84 = 43,456,827.76 : x
  2. Step 2: Convert to fraction form
    141,832,328.38/212,754,864.84 = 43,456,827.76/x
  3. Step 3: Cross multiply
    141,832,328.38x = 212,754,864.84 × 43,456,827.76
  4. Step 4: Simplify right side
    141,832,328.38x = 9,245,651,516,453,960
  5. Step 5: Solve for x
    x = 9,245,651,516,453,960/141,832,328.38
  6. Step 6: Final answer
    x = 65,187,194.08

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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.