Home / 125,497,953,270.45-188,258,234,694.97-40,509,762,854.13

Finding the Fourth Proportional to 125,497,953,270.45, 188,258,234,694.97 and 40,509,762,854.13

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Solution

The fourth proportional to 125,497,953,270.45, 188,258,234,694.97 and 40,509,762,854.13 is: 60,768,293,379.22

Step by Step Solution

  1. Step 1: Write the proportion equation
    125,497,953,270.45 : 188,258,234,694.97 = 40,509,762,854.13 : x
  2. Step 2: Convert to fraction form
    125,497,953,270.45/188,258,234,694.97 = 40,509,762,854.13/x
  3. Step 3: Cross multiply
    125,497,953,270.45x = 188,258,234,694.97 × 40,509,762,854.13
  4. Step 4: Simplify right side
    125,497,953,270.45x = 7,626,296,442,830,382,432,256
  5. Step 5: Solve for x
    x = 7,626,296,442,830,382,432,256/125,497,953,270.45
  6. Step 6: Final answer
    x = 60,768,293,379.22

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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.