Home / 157,789,345.20-236,572,043.40-60,707,540.40

Finding the Fourth Proportional to 157,789,345.20, 236,572,043.40 and 60,707,540.40

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Solution

The fourth proportional to 157,789,345.20, 236,572,043.40 and 60,707,540.40 is: 91,018,229.81

Step by Step Solution

  1. Step 1: Write the proportion equation
    157,789,345.20 : 236,572,043.40 = 60,707,540.40 : x
  2. Step 2: Convert to fraction form
    157,789,345.20/236,572,043.40 = 60,707,540.40/x
  3. Step 3: Cross multiply
    157,789,345.20x = 236,572,043.40 × 60,707,540.40
  4. Step 4: Simplify right side
    157,789,345.20x = 14,361,706,882,216,054
  5. Step 5: Solve for x
    x = 14,361,706,882,216,054/157,789,345.20
  6. Step 6: Final answer
    x = 91,018,229.81

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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.