Home / 3,460,818,858.73-5,191,228,348.24-840,605,307.88

Finding the Fourth Proportional to 3,460,818,858.73, 5,191,228,348.24 and 840,605,307.88

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Solution

The fourth proportional to 3,460,818,858.73, 5,191,228,348.24 and 840,605,307.88 is: 1,260,907,976.43

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,460,818,858.73 : 5,191,228,348.24 = 840,605,307.88 : x
  2. Step 2: Convert to fraction form
    3,460,818,858.73/5,191,228,348.24 = 840,605,307.88/x
  3. Step 3: Cross multiply
    3,460,818,858.73x = 5,191,228,348.24 × 840,605,307.88
  4. Step 4: Simplify right side
    3,460,818,858.73x = 4,363,774,103,947,668,992
  5. Step 5: Solve for x
    x = 4,363,774,103,947,668,992/3,460,818,858.73
  6. Step 6: Final answer
    x = 1,260,907,976.43

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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.