Home / 85,043,454,450.48-117,360,014,228.44-45,936,002,257.62

Finding the Fourth Proportional to 85,043,454,450.48, 117,360,014,228.44 and 45,936,002,257.62

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Solution

The fourth proportional to 85,043,454,450.48, 117,360,014,228.44 and 45,936,002,257.62 is: 63,391,708,549.32

Step by Step Solution

  1. Step 1: Write the proportion equation
    85,043,454,450.48 : 117,360,014,228.44 = 45,936,002,257.62 : x
  2. Step 2: Convert to fraction form
    85,043,454,450.48/117,360,014,228.44 = 45,936,002,257.62/x
  3. Step 3: Cross multiply
    85,043,454,450.48x = 117,360,014,228.44 × 45,936,002,257.62
  4. Step 4: Simplify right side
    85,043,454,450.48x = 5,391,049,878,551,935,320,064
  5. Step 5: Solve for x
    x = 5,391,049,878,551,935,320,064/85,043,454,450.48
  6. Step 6: Final answer
    x = 63,391,708,549.32

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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.