Home / 153,298,657.18-229,947,995.76-122,448,797.82

Finding the Fourth Proportional to 153,298,657.18, 229,947,995.76 and 122,448,797.82

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Solution

The fourth proportional to 153,298,657.18, 229,947,995.76 and 122,448,797.82 is: 183,673,204.71

Step by Step Solution

  1. Step 1: Write the proportion equation
    153,298,657.18 : 229,947,995.76 = 122,448,797.82 : x
  2. Step 2: Convert to fraction form
    153,298,657.18/229,947,995.76 = 122,448,797.82/x
  3. Step 3: Cross multiply
    153,298,657.18x = 229,947,995.76 × 122,448,797.82
  4. Step 4: Simplify right side
    153,298,657.18x = 28,156,855,641,930,456
  5. Step 5: Solve for x
    x = 28,156,855,641,930,456/153,298,657.18
  6. Step 6: Final answer
    x = 183,673,204.71

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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.