Home / 85,357,969.60-117,793,989.28-46,199,739.48

Finding the Fourth Proportional to 85,357,969.60, 117,793,989.28 and 46,199,739.48

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Solution

The fourth proportional to 85,357,969.60, 117,793,989.28 and 46,199,739.48 is: 63,755,635.74

Step by Step Solution

  1. Step 1: Write the proportion equation
    85,357,969.60 : 117,793,989.28 = 46,199,739.48 : x
  2. Step 2: Convert to fraction form
    85,357,969.60/117,793,989.28 = 46,199,739.48/x
  3. Step 3: Cross multiply
    85,357,969.60x = 117,793,989.28 × 46,199,739.48
  4. Step 4: Simplify right side
    85,357,969.60x = 5,442,051,617,045,912
  5. Step 5: Solve for x
    x = 5,442,051,617,045,912/85,357,969.60
  6. Step 6: Final answer
    x = 63,755,635.74

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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.