Home / 121,344,358.80-182,016,538.20-53,114,624.40

Finding the Fourth Proportional to 121,344,358.80, 182,016,538.20 and 53,114,624.40

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Solution

The fourth proportional to 121,344,358.80, 182,016,538.20 and 53,114,624.40 is: 79,671,936.60

Step by Step Solution

  1. Step 1: Write the proportion equation
    121,344,358.80 : 182,016,538.20 = 53,114,624.40 : x
  2. Step 2: Convert to fraction form
    121,344,358.80/182,016,538.20 = 53,114,624.40/x
  3. Step 3: Cross multiply
    121,344,358.80x = 182,016,538.20 × 53,114,624.40
  4. Step 4: Simplify right side
    121,344,358.80x = 9,667,740,061,081,252
  5. Step 5: Solve for x
    x = 9,667,740,061,081,252/121,344,358.80
  6. Step 6: Final answer
    x = 79,671,936.60

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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.