Home / 442,888,397.10-664,332,595.65-115,363,277.10

Finding the Fourth Proportional to 442,888,397.10, 664,332,595.65 and 115,363,277.10

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Solution

The fourth proportional to 442,888,397.10, 664,332,595.65 and 115,363,277.10 is: 173,044,915.65

Step by Step Solution

  1. Step 1: Write the proportion equation
    442,888,397.10 : 664,332,595.65 = 115,363,277.10 : x
  2. Step 2: Convert to fraction form
    442,888,397.10/664,332,595.65 = 115,363,277.10/x
  3. Step 3: Cross multiply
    442,888,397.10x = 664,332,595.65 × 115,363,277.10
  4. Step 4: Simplify right side
    442,888,397.10x = 76,639,585,318,533,200
  5. Step 5: Solve for x
    x = 76,639,585,318,533,200/442,888,397.10
  6. Step 6: Final answer
    x = 173,044,915.65

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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.