Home / 112,101,145.10-168,151,717.65-60,445,079.90

Finding the Fourth Proportional to 112,101,145.10, 168,151,717.65 and 60,445,079.90

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Solution

The fourth proportional to 112,101,145.10, 168,151,717.65 and 60,445,079.90 is: 90,667,619.85

Step by Step Solution

  1. Step 1: Write the proportion equation
    112,101,145.10 : 168,151,717.65 = 60,445,079.90 : x
  2. Step 2: Convert to fraction form
    112,101,145.10/168,151,717.65 = 60,445,079.90/x
  3. Step 3: Cross multiply
    112,101,145.10x = 168,151,717.65 × 60,445,079.90
  4. Step 4: Simplify right side
    112,101,145.10x = 10,163,944,008,676,490
  5. Step 5: Solve for x
    x = 10,163,944,008,676,490/112,101,145.10
  6. Step 6: Final answer
    x = 90,667,619.85

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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.