Home / 80,773,482.60-121,160,915.10-26,920,794.60

Finding the Fourth Proportional to 80,773,482.60, 121,160,915.10 and 26,920,794.60

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Solution

The fourth proportional to 80,773,482.60, 121,160,915.10 and 26,920,794.60 is: 40,381,422.27

Step by Step Solution

  1. Step 1: Write the proportion equation
    80,773,482.60 : 121,160,915.10 = 26,920,794.60 : x
  2. Step 2: Convert to fraction form
    80,773,482.60/121,160,915.10 = 26,920,794.60/x
  3. Step 3: Cross multiply
    80,773,482.60x = 121,160,915.10 × 26,920,794.60
  4. Step 4: Simplify right side
    80,773,482.60x = 3,261,748,108,955,138.50
  5. Step 5: Solve for x
    x = 3,261,748,108,955,138.50/80,773,482.60
  6. Step 6: Final answer
    x = 40,381,422.27

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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.