Home / 153,029,402.80-229,992,001.80-133,321,908.40

Finding the Fourth Proportional to 153,029,402.80, 229,992,001.80 and 133,321,908.40

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Solution

The fourth proportional to 153,029,402.80, 229,992,001.80 and 133,321,908.40 is: 200,373,078.87

Step by Step Solution

  1. Step 1: Write the proportion equation
    153,029,402.80 : 229,992,001.80 = 133,321,908.40 : x
  2. Step 2: Convert to fraction form
    153,029,402.80/229,992,001.80 = 133,321,908.40/x
  3. Step 3: Cross multiply
    153,029,402.80x = 229,992,001.80 × 133,321,908.40
  4. Step 4: Simplify right side
    153,029,402.80x = 30,662,972,596,712,240
  5. Step 5: Solve for x
    x = 30,662,972,596,712,240/153,029,402.80
  6. Step 6: Final answer
    x = 200,373,078.87

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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.