Home / 2,102,977,805.20-3,154,168,109.40-722,856,000.40

Finding the Fourth Proportional to 2,102,977,805.20, 3,154,168,109.40 and 722,856,000.40

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Solution

The fourth proportional to 2,102,977,805.20, 3,154,168,109.40 and 722,856,000.40 is: 1,084,181,363.45

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,102,977,805.20 : 3,154,168,109.40 = 722,856,000.40 : x
  2. Step 2: Convert to fraction form
    2,102,977,805.20/3,154,168,109.40 = 722,856,000.40/x
  3. Step 3: Cross multiply
    2,102,977,805.20x = 3,154,168,109.40 × 722,856,000.40
  4. Step 4: Simplify right side
    2,102,977,805.20x = 2,280,009,344,150,113,536
  5. Step 5: Solve for x
    x = 2,280,009,344,150,113,536/2,102,977,805.20
  6. Step 6: Final answer
    x = 1,084,181,363.45

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1.5x scale

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.