Home / 441,126,069.60-661,689,104.40-134,417,690.40

Finding the Fourth Proportional to 441,126,069.60, 661,689,104.40 and 134,417,690.40

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Solution

The fourth proportional to 441,126,069.60, 661,689,104.40 and 134,417,690.40 is: 201,626,535.60

Step by Step Solution

  1. Step 1: Write the proportion equation
    441,126,069.60 : 661,689,104.40 = 134,417,690.40 : x
  2. Step 2: Convert to fraction form
    441,126,069.60/661,689,104.40 = 134,417,690.40/x
  3. Step 3: Cross multiply
    441,126,069.60x = 661,689,104.40 × 134,417,690.40
  4. Step 4: Simplify right side
    441,126,069.60x = 88,942,721,176,292,480
  5. Step 5: Solve for x
    x = 88,942,721,176,292,480/441,126,069.60
  6. Step 6: Final answer
    x = 201,626,535.60

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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.