Home / 6,318,374,753.51-8,719,631,246.39-3,498,982,679.27

Finding the Fourth Proportional to 6,318,374,753.51, 8,719,631,246.39 and 3,498,982,679.27

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Solution

The fourth proportional to 6,318,374,753.51, 8,719,631,246.39 and 3,498,982,679.27 is: 4,828,747,880.74

Step by Step Solution

  1. Step 1: Write the proportion equation
    6,318,374,753.51 : 8,719,631,246.39 = 3,498,982,679.27 : x
  2. Step 2: Convert to fraction form
    6,318,374,753.51/8,719,631,246.39 = 3,498,982,679.27/x
  3. Step 3: Cross multiply
    6,318,374,753.51x = 8,719,631,246.39 × 3,498,982,679.27
  4. Step 4: Simplify right side
    6,318,374,753.51x = 30,509,838,700,679,000,064
  5. Step 5: Solve for x
    x = 30,509,838,700,679,000,064/6,318,374,753.51
  6. Step 6: Final answer
    x = 4,828,747,880.74

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Double scale
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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.