Home / 153,298,659.88-229,947,999.84-122,448,800.52

Finding the Fourth Proportional to 153,298,659.88, 229,947,999.84 and 122,448,800.52

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Solution

The fourth proportional to 153,298,659.88, 229,947,999.84 and 122,448,800.52 is: 183,673,208.78

Step by Step Solution

  1. Step 1: Write the proportion equation
    153,298,659.88 : 229,947,999.84 = 122,448,800.52 : x
  2. Step 2: Convert to fraction form
    153,298,659.88/229,947,999.84 = 122,448,800.52/x
  3. Step 3: Cross multiply
    153,298,659.88x = 229,947,999.84 × 122,448,800.52
  4. Step 4: Simplify right side
    153,298,659.88x = 28,156,856,762,381,152
  5. Step 5: Solve for x
    x = 28,156,856,762,381,152/153,298,659.88
  6. Step 6: Final answer
    x = 183,673,208.78

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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.