Home / 238,049,343.40-357,074,015.10-65,552,780.20

Finding the Fourth Proportional to 238,049,343.40, 357,074,015.10 and 65,552,780.20

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Solution

The fourth proportional to 238,049,343.40, 357,074,015.10 and 65,552,780.20 is: 98,329,170.30

Step by Step Solution

  1. Step 1: Write the proportion equation
    238,049,343.40 : 357,074,015.10 = 65,552,780.20 : x
  2. Step 2: Convert to fraction form
    238,049,343.40/357,074,015.10 = 65,552,780.20/x
  3. Step 3: Cross multiply
    238,049,343.40x = 357,074,015.10 × 65,552,780.20
  4. Step 4: Simplify right side
    238,049,343.40x = 23,407,194,426,981,784
  5. Step 5: Solve for x
    x = 23,407,194,426,981,784/238,049,343.40
  6. Step 6: Final answer
    x = 98,329,170.30

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1.5x scale

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.