Home / 112,330,835.60-168,496,253.40-91,923,501.20

Finding the Fourth Proportional to 112,330,835.60, 168,496,253.40 and 91,923,501.20

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Solution

The fourth proportional to 112,330,835.60, 168,496,253.40 and 91,923,501.20 is: 137,885,251.80

Step by Step Solution

  1. Step 1: Write the proportion equation
    112,330,835.60 : 168,496,253.40 = 91,923,501.20 : x
  2. Step 2: Convert to fraction form
    112,330,835.60/168,496,253.40 = 91,923,501.20/x
  3. Step 3: Cross multiply
    112,330,835.60x = 168,496,253.40 × 91,923,501.20
  4. Step 4: Simplify right side
    112,330,835.60x = 15,488,765,551,610,406
  5. Step 5: Solve for x
    x = 15,488,765,551,610,406/112,330,835.60
  6. Step 6: Final answer
    x = 137,885,251.80

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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.