Home / 112,344,151.80-168,516,227.70-91,936,817.40

Finding the Fourth Proportional to 112,344,151.80, 168,516,227.70 and 91,936,817.40

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Solution

The fourth proportional to 112,344,151.80, 168,516,227.70 and 91,936,817.40 is: 137,905,226.10

Step by Step Solution

  1. Step 1: Write the proportion equation
    112,344,151.80 : 168,516,227.70 = 91,936,817.40 : x
  2. Step 2: Convert to fraction form
    112,344,151.80/168,516,227.70 = 91,936,817.40/x
  3. Step 3: Cross multiply
    112,344,151.80x = 168,516,227.70 × 91,936,817.40
  4. Step 4: Simplify right side
    112,344,151.80x = 15,492,845,654,991,722
  5. Step 5: Solve for x
    x = 15,492,845,654,991,722/112,344,151.80
  6. Step 6: Final answer
    x = 137,905,226.10

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1.5x scale

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.