Home / 88,581,333.40-132,872,000.10-80,078,277.40

Finding the Fourth Proportional to 88,581,333.40, 132,872,000.10 and 80,078,277.40

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Solution

The fourth proportional to 88,581,333.40, 132,872,000.10 and 80,078,277.40 is: 120,117,416.10

Step by Step Solution

  1. Step 1: Write the proportion equation
    88,581,333.40 : 132,872,000.10 = 80,078,277.40 : x
  2. Step 2: Convert to fraction form
    88,581,333.40/132,872,000.10 = 80,078,277.40/x
  3. Step 3: Cross multiply
    88,581,333.40x = 132,872,000.10 × 80,078,277.40
  4. Step 4: Simplify right side
    88,581,333.40x = 10,640,160,882,700,628
  5. Step 5: Solve for x
    x = 10,640,160,882,700,628/88,581,333.40
  6. Step 6: Final answer
    x = 120,117,416.10

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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.