Home / 146,904,124.80-220,167,230.40-89,335,286.40

Finding the Fourth Proportional to 146,904,124.80, 220,167,230.40 and 89,335,286.40

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Solution

The fourth proportional to 146,904,124.80, 220,167,230.40 and 89,335,286.40 is: 133,888,021.26

Step by Step Solution

  1. Step 1: Write the proportion equation
    146,904,124.80 : 220,167,230.40 = 89,335,286.40 : x
  2. Step 2: Convert to fraction form
    146,904,124.80/220,167,230.40 = 89,335,286.40/x
  3. Step 3: Cross multiply
    146,904,124.80x = 220,167,230.40 × 89,335,286.40
  4. Step 4: Simplify right side
    146,904,124.80x = 19,668,702,583,678,788
  5. Step 5: Solve for x
    x = 19,668,702,583,678,788/146,904,124.80
  6. Step 6: Final answer
    x = 133,888,021.26

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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.