Home / 112,117,079.70-168,175,619.55-112,117,079.70

Finding the Fourth Proportional to 112,117,079.70, 168,175,619.55 and 112,117,079.70

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Solution

The fourth proportional to 112,117,079.70, 168,175,619.55 and 112,117,079.70 is: 168,175,619.55

Step by Step Solution

  1. Step 1: Write the proportion equation
    112,117,079.70 : 168,175,619.55 = 112,117,079.70 : x
  2. Step 2: Convert to fraction form
    112,117,079.70/168,175,619.55 = 112,117,079.70/x
  3. Step 3: Cross multiply
    112,117,079.70x = 168,175,619.55 × 112,117,079.70
  4. Step 4: Simplify right side
    112,117,079.70x = 18,855,359,340,684,228
  5. Step 5: Solve for x
    x = 18,855,359,340,684,228/112,117,079.70
  6. Step 6: Final answer
    x = 168,175,619.55

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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.