Home / 112,155,615.60-168,233,423.40-51,689,439.60

Finding the Fourth Proportional to 112,155,615.60, 168,233,423.40 and 51,689,439.60

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Solution

The fourth proportional to 112,155,615.60, 168,233,423.40 and 51,689,439.60 is: 77,534,159.40

Step by Step Solution

  1. Step 1: Write the proportion equation
    112,155,615.60 : 168,233,423.40 = 51,689,439.60 : x
  2. Step 2: Convert to fraction form
    112,155,615.60/168,233,423.40 = 51,689,439.60/x
  3. Step 3: Cross multiply
    112,155,615.60x = 168,233,423.40 × 51,689,439.60
  4. Step 4: Simplify right side
    112,155,615.60x = 8,695,891,377,535,527
  5. Step 5: Solve for x
    x = 8,695,891,377,535,527/112,155,615.60
  6. Step 6: Final answer
    x = 77,534,159.40

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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.