Home / 358,668,001.90-538,002,002.85-358,668,001.90

Finding the Fourth Proportional to 358,668,001.90, 538,002,002.85 and 358,668,001.90

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Solution

The fourth proportional to 358,668,001.90, 538,002,002.85 and 358,668,001.90 is: 538,002,002.85

Step by Step Solution

  1. Step 1: Write the proportion equation
    358,668,001.90 : 538,002,002.85 = 358,668,001.90 : x
  2. Step 2: Convert to fraction form
    358,668,001.90/538,002,002.85 = 358,668,001.90/x
  3. Step 3: Cross multiply
    358,668,001.90x = 538,002,002.85 × 358,668,001.90
  4. Step 4: Simplify right side
    358,668,001.90x = 192,964,103,380,407,616
  5. Step 5: Solve for x
    x = 192,964,103,380,407,616/358,668,001.90
  6. Step 6: Final answer
    x = 538,002,002.85

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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.