Home / 88,578,870.60-132,868,305.90-79,005,059.40

Finding the Fourth Proportional to 88,578,870.60, 132,868,305.90 and 79,005,059.40

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Solution

The fourth proportional to 88,578,870.60, 132,868,305.90 and 79,005,059.40 is: 118,507,589.10

Step by Step Solution

  1. Step 1: Write the proportion equation
    88,578,870.60 : 132,868,305.90 = 79,005,059.40 : x
  2. Step 2: Convert to fraction form
    88,578,870.60/132,868,305.90 = 79,005,059.40/x
  3. Step 3: Cross multiply
    88,578,870.60x = 132,868,305.90 × 79,005,059.40
  4. Step 4: Simplify right side
    88,578,870.60x = 10,497,268,400,006,872
  5. Step 5: Solve for x
    x = 10,497,268,400,006,872/88,578,870.60
  6. Step 6: Final answer
    x = 118,507,589.10

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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.