Home / 88,020,288.40-132,030,432.60-55,496,099.20

Finding the Fourth Proportional to 88,020,288.40, 132,030,432.60 and 55,496,099.20

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Solution

The fourth proportional to 88,020,288.40, 132,030,432.60 and 55,496,099.20 is: 83,244,148.80

Step by Step Solution

  1. Step 1: Write the proportion equation
    88,020,288.40 : 132,030,432.60 = 55,496,099.20 : x
  2. Step 2: Convert to fraction form
    88,020,288.40/132,030,432.60 = 55,496,099.20/x
  3. Step 3: Cross multiply
    88,020,288.40x = 132,030,432.60 × 55,496,099.20
  4. Step 4: Simplify right side
    88,020,288.40x = 7,327,173,984,988,514
  5. Step 5: Solve for x
    x = 7,327,173,984,988,514/88,020,288.40
  6. Step 6: Final answer
    x = 83,244,148.80

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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.