Home / 86,055,165.21-118,753,111.65-46,896,142.89

Finding the Fourth Proportional to 86,055,165.21, 118,753,111.65 and 46,896,142.89

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Solution

The fourth proportional to 86,055,165.21, 118,753,111.65 and 46,896,142.89 is: 64,715,033.42

Step by Step Solution

  1. Step 1: Write the proportion equation
    86,055,165.21 : 118,753,111.65 = 46,896,142.89 : x
  2. Step 2: Convert to fraction form
    86,055,165.21/118,753,111.65 = 46,896,142.89/x
  3. Step 3: Cross multiply
    86,055,165.21x = 118,753,111.65 × 46,896,142.89
  4. Step 4: Simplify right side
    86,055,165.21x = 5,569,062,892,570,524
  5. Step 5: Solve for x
    x = 5,569,062,892,570,524/86,055,165.21
  6. Step 6: Final answer
    x = 64,715,033.42

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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.