Home / 141,937,902.64-195,876,856.68-83,242,901.68

Finding the Fourth Proportional to 141,937,902.64, 195,876,856.68 and 83,242,901.68

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Solution

The fourth proportional to 141,937,902.64, 195,876,856.68 and 83,242,901.68 is: 114,876,700.44

Step by Step Solution

  1. Step 1: Write the proportion equation
    141,937,902.64 : 195,876,856.68 = 83,242,901.68 : x
  2. Step 2: Convert to fraction form
    141,937,902.64/195,876,856.68 = 83,242,901.68/x
  3. Step 3: Cross multiply
    141,937,902.64x = 195,876,856.68 × 83,242,901.68
  4. Step 4: Simplify right side
    141,937,902.64x = 16,305,357,922,000,694
  5. Step 5: Solve for x
    x = 16,305,357,922,000,694/141,937,902.64
  6. Step 6: Final answer
    x = 114,876,700.44

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Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.