Home / 140,952,837.20-211,366,270.20-54,662,565.20

Finding the Fourth Proportional to 140,952,837.20, 211,366,270.20 and 54,662,565.20

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Solution

The fourth proportional to 140,952,837.20, 211,366,270.20 and 54,662,565.20 is: 81,969,421.51

Step by Step Solution

  1. Step 1: Write the proportion equation
    140,952,837.20 : 211,366,270.20 = 54,662,565.20 : x
  2. Step 2: Convert to fraction form
    140,952,837.20/211,366,270.20 = 54,662,565.20/x
  3. Step 3: Cross multiply
    140,952,837.20x = 211,366,270.20 × 54,662,565.20
  4. Step 4: Simplify right side
    140,952,837.20x = 11,553,822,525,888,318
  5. Step 5: Solve for x
    x = 11,553,822,525,888,318/140,952,837.20
  6. Step 6: Final answer
    x = 81,969,421.51

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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.