Home / 159,893,999.40-239,840,999.10-134,065,966.80

Finding the Fourth Proportional to 159,893,999.40, 239,840,999.10 and 134,065,966.80

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Solution

The fourth proportional to 159,893,999.40, 239,840,999.10 and 134,065,966.80 is: 201,098,950.20

Step by Step Solution

  1. Step 1: Write the proportion equation
    159,893,999.40 : 239,840,999.10 = 134,065,966.80 : x
  2. Step 2: Convert to fraction form
    159,893,999.40/239,840,999.10 = 134,065,966.80/x
  3. Step 3: Cross multiply
    159,893,999.40x = 239,840,999.10 × 134,065,966.80
  4. Step 4: Simplify right side
    159,893,999.40x = 32,154,515,422,619,428
  5. Step 5: Solve for x
    x = 32,154,515,422,619,428/159,893,999.40
  6. Step 6: Final answer
    x = 201,098,950.20

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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.