Home / 330,885,376.40-496,328,064.60-88,548,280.40

Finding the Fourth Proportional to 330,885,376.40, 496,328,064.60 and 88,548,280.40

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Solution

The fourth proportional to 330,885,376.40, 496,328,064.60 and 88,548,280.40 is: 132,822,420.60

Step by Step Solution

  1. Step 1: Write the proportion equation
    330,885,376.40 : 496,328,064.60 = 88,548,280.40 : x
  2. Step 2: Convert to fraction form
    330,885,376.40/496,328,064.60 = 88,548,280.40/x
  3. Step 3: Cross multiply
    330,885,376.40x = 496,328,064.60 × 88,548,280.40
  4. Step 4: Simplify right side
    330,885,376.40x = 43,948,996,634,590,120
  5. Step 5: Solve for x
    x = 43,948,996,634,590,120/330,885,376.40
  6. Step 6: Final answer
    x = 132,822,420.60

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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.