Home / 85,586,989.35-118,110,272.91-46,428,766.10

Finding the Fourth Proportional to 85,586,989.35, 118,110,272.91 and 46,428,766.10

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Solution

The fourth proportional to 85,586,989.35, 118,110,272.91 and 46,428,766.10 is: 64,071,820.69

Step by Step Solution

  1. Step 1: Write the proportion equation
    85,586,989.35 : 118,110,272.91 = 46,428,766.10 : x
  2. Step 2: Convert to fraction form
    85,586,989.35/118,110,272.91 = 46,428,766.10/x
  3. Step 3: Cross multiply
    85,586,989.35x = 118,110,272.91 × 46,428,766.10
  4. Step 4: Simplify right side
    85,586,989.35x = 5,483,714,235,268,955
  5. Step 5: Solve for x
    x = 5,483,714,235,268,955/85,586,989.35
  6. Step 6: Final answer
    x = 64,071,820.69

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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.