Home / 9,936,285,276.20-14,891,767,808.70-5,280,389,724.20

Finding the Fourth Proportional to 9,936,285,276.20, 14,891,767,808.70 and 5,280,389,724.20

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Solution

The fourth proportional to 9,936,285,276.20, 14,891,767,808.70 and 5,280,389,724.20 is: 7,913,856,690.55

Step by Step Solution

  1. Step 1: Write the proportion equation
    9,936,285,276.20 : 14,891,767,808.70 = 5,280,389,724.20 : x
  2. Step 2: Convert to fraction form
    9,936,285,276.20/14,891,767,808.70 = 5,280,389,724.20/x
  3. Step 3: Cross multiply
    9,936,285,276.20x = 14,891,767,808.70 × 5,280,389,724.20
  4. Step 4: Simplify right side
    9,936,285,276.20x = 78,634,337,712,231,825,408
  5. Step 5: Solve for x
    x = 78,634,337,712,231,825,408/9,936,285,276.20
  6. Step 6: Final answer
    x = 7,913,856,690.55

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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.