Home / 441,126,074.60-661,689,111.90-134,417,695.40

Finding the Fourth Proportional to 441,126,074.60, 661,689,111.90 and 134,417,695.40

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Solution

The fourth proportional to 441,126,074.60, 661,689,111.90 and 134,417,695.40 is: 201,626,543.10

Step by Step Solution

  1. Step 1: Write the proportion equation
    441,126,074.60 : 661,689,111.90 = 134,417,695.40 : x
  2. Step 2: Convert to fraction form
    441,126,074.60/661,689,111.90 = 134,417,695.40/x
  3. Step 3: Cross multiply
    441,126,074.60x = 661,689,111.90 × 134,417,695.40
  4. Step 4: Simplify right side
    441,126,074.60x = 88,942,725,492,870,720
  5. Step 5: Solve for x
    x = 88,942,725,492,870,720/441,126,074.60
  6. Step 6: Final answer
    x = 201,626,543.10

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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.