Home / 85,339,630.55-117,768,690.31-46,181,407.28

Finding the Fourth Proportional to 85,339,630.55, 117,768,690.31 and 46,181,407.28

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Solution

The fourth proportional to 85,339,630.55, 117,768,690.31 and 46,181,407.28 is: 63,730,342.13

Step by Step Solution

  1. Step 1: Write the proportion equation
    85,339,630.55 : 117,768,690.31 = 46,181,407.28 : x
  2. Step 2: Convert to fraction form
    85,339,630.55/117,768,690.31 = 46,181,407.28/x
  3. Step 3: Cross multiply
    85,339,630.55x = 117,768,690.31 × 46,181,407.28
  4. Step 4: Simplify right side
    85,339,630.55x = 5,438,723,852,038,300
  5. Step 5: Solve for x
    x = 5,438,723,852,038,300/85,339,630.55
  6. Step 6: Final answer
    x = 63,730,342.13

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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.