Home / 85,049,223.18-117,360,394.74-47,369,512.32

Finding the Fourth Proportional to 85,049,223.18, 117,360,394.74 and 47,369,512.32

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Solution

The fourth proportional to 85,049,223.18, 117,360,394.74 and 47,369,512.32 is: 65,365,731.24

Step by Step Solution

  1. Step 1: Write the proportion equation
    85,049,223.18 : 117,360,394.74 = 47,369,512.32 : x
  2. Step 2: Convert to fraction form
    85,049,223.18/117,360,394.74 = 47,369,512.32/x
  3. Step 3: Cross multiply
    85,049,223.18x = 117,360,394.74 × 47,369,512.32
  4. Step 4: Simplify right side
    85,049,223.18x = 5,559,304,664,516,493
  5. Step 5: Solve for x
    x = 5,559,304,664,516,493/85,049,223.18
  6. Step 6: Final answer
    x = 65,365,731.24

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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.