Home / 112,335,006.10-168,502,509.15-54,864,145.30

Finding the Fourth Proportional to 112,335,006.10, 168,502,509.15 and 54,864,145.30

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Solution

The fourth proportional to 112,335,006.10, 168,502,509.15 and 54,864,145.30 is: 82,296,217.95

Step by Step Solution

  1. Step 1: Write the proportion equation
    112,335,006.10 : 168,502,509.15 = 54,864,145.30 : x
  2. Step 2: Convert to fraction form
    112,335,006.10/168,502,509.15 = 54,864,145.30/x
  3. Step 3: Cross multiply
    112,335,006.10x = 168,502,509.15 × 54,864,145.30
  4. Step 4: Simplify right side
    112,335,006.10x = 9,244,746,145,420,180
  5. Step 5: Solve for x
    x = 9,244,746,145,420,180/112,335,006.10
  6. Step 6: Final answer
    x = 82,296,217.95

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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.