Home / 85,423,466.64-117,894,741.36-48,255,314.16

Finding the Fourth Proportional to 85,423,466.64, 117,894,741.36 and 48,255,314.16

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Solution

The fourth proportional to 85,423,466.64, 117,894,741.36 and 48,255,314.16 is: 66,598,184.39

Step by Step Solution

  1. Step 1: Write the proportion equation
    85,423,466.64 : 117,894,741.36 = 48,255,314.16 : x
  2. Step 2: Convert to fraction form
    85,423,466.64/117,894,741.36 = 48,255,314.16/x
  3. Step 3: Cross multiply
    85,423,466.64x = 117,894,741.36 × 48,255,314.16
  4. Step 4: Simplify right side
    85,423,466.64x = 5,689,047,782,138,745
  5. Step 5: Solve for x
    x = 5,689,047,782,138,745/85,423,466.64
  6. Step 6: Final answer
    x = 66,598,184.39

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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.