Home / 88,071,352.40-132,107,028.60-69,931,499.60

Finding the Fourth Proportional to 88,071,352.40, 132,107,028.60 and 69,931,499.60

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Solution

The fourth proportional to 88,071,352.40, 132,107,028.60 and 69,931,499.60 is: 104,897,249.40

Step by Step Solution

  1. Step 1: Write the proportion equation
    88,071,352.40 : 132,107,028.60 = 69,931,499.60 : x
  2. Step 2: Convert to fraction form
    88,071,352.40/132,107,028.60 = 69,931,499.60/x
  3. Step 3: Cross multiply
    88,071,352.40x = 132,107,028.60 × 69,931,499.60
  4. Step 4: Simplify right side
    88,071,352.40x = 9,238,442,617,698,088
  5. Step 5: Solve for x
    x = 9,238,442,617,698,088/88,071,352.40
  6. Step 6: Final answer
    x = 104,897,249.40

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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.