Home / 39,172,330.40-54,897,949.60-39,172,330.40

Finding the Fourth Proportional to 39,172,330.40, 54,897,949.60 and 39,172,330.40

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Solution

The fourth proportional to 39,172,330.40, 54,897,949.60 and 39,172,330.40 is: 54,897,949.60

Step by Step Solution

  1. Step 1: Write the proportion equation
    39,172,330.40 : 54,897,949.60 = 39,172,330.40 : x
  2. Step 2: Convert to fraction form
    39,172,330.40/54,897,949.60 = 39,172,330.40/x
  3. Step 3: Cross multiply
    39,172,330.40x = 54,897,949.60 × 39,172,330.40
  4. Step 4: Simplify right side
    39,172,330.40x = 2,150,480,620,013,747.75
  5. Step 5: Solve for x
    x = 2,150,480,620,013,747.75/39,172,330.40
  6. Step 6: Final answer
    x = 54,897,949.60

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.40) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.