Home / 3,460,818,862.74-5,191,228,354.24-840,605,311.88

Finding the Fourth Proportional to 3,460,818,862.74, 5,191,228,354.24 and 840,605,311.88

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Solution

The fourth proportional to 3,460,818,862.74, 5,191,228,354.24 and 840,605,311.88 is: 1,260,907,982.43

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,460,818,862.74 : 5,191,228,354.24 = 840,605,311.88 : x
  2. Step 2: Convert to fraction form
    3,460,818,862.74/5,191,228,354.24 = 840,605,311.88/x
  3. Step 3: Cross multiply
    3,460,818,862.74x = 5,191,228,354.24 × 840,605,311.88
  4. Step 4: Simplify right side
    3,460,818,862.74x = 4,363,774,129,756,214,272
  5. Step 5: Solve for x
    x = 4,363,774,129,756,214,272/3,460,818,862.74
  6. Step 6: Final answer
    x = 1,260,907,982.43

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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.