Home / 132,993,598.40-199,154,474.40-87,308,043.20

Finding the Fourth Proportional to 132,993,598.40, 199,154,474.40 and 87,308,043.20

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Solution

The fourth proportional to 132,993,598.40, 199,154,474.40 and 87,308,043.20 is: 130,741,536.91

Step by Step Solution

  1. Step 1: Write the proportion equation
    132,993,598.40 : 199,154,474.40 = 87,308,043.20 : x
  2. Step 2: Convert to fraction form
    132,993,598.40/199,154,474.40 = 87,308,043.20/x
  3. Step 3: Cross multiply
    132,993,598.40x = 199,154,474.40 × 87,308,043.20
  4. Step 4: Simplify right side
    132,993,598.40x = 17,387,787,454,388,496
  5. Step 5: Solve for x
    x = 17,387,787,454,388,496/132,993,598.40
  6. Step 6: Final answer
    x = 130,741,536.91

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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.