Home / 153,356,217.32-229,863,936.80-116,844,235.86

Finding the Fourth Proportional to 153,356,217.32, 229,863,936.80 and 116,844,235.86

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Solution

The fourth proportional to 153,356,217.32, 229,863,936.80 and 116,844,235.86 is: 175,136,531.90

Step by Step Solution

  1. Step 1: Write the proportion equation
    153,356,217.32 : 229,863,936.80 = 116,844,235.86 : x
  2. Step 2: Convert to fraction form
    153,356,217.32/229,863,936.80 = 116,844,235.86/x
  3. Step 3: Cross multiply
    153,356,217.32x = 229,863,936.80 × 116,844,235.86
  4. Step 4: Simplify right side
    153,356,217.32x = 26,858,276,047,167,336
  5. Step 5: Solve for x
    x = 26,858,276,047,167,336/153,356,217.32
  6. Step 6: Final answer
    x = 175,136,531.90

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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.