Home / 118,221,469.02-163,172,827.36-69,344,643.42

Finding the Fourth Proportional to 118,221,469.02, 163,172,827.36 and 69,344,643.42

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Solution

The fourth proportional to 118,221,469.02, 163,172,827.36 and 69,344,643.42 is: 95,711,562.57

Step by Step Solution

  1. Step 1: Write the proportion equation
    118,221,469.02 : 163,172,827.36 = 69,344,643.42 : x
  2. Step 2: Convert to fraction form
    118,221,469.02/163,172,827.36 = 69,344,643.42/x
  3. Step 3: Cross multiply
    118,221,469.02x = 163,172,827.36 × 69,344,643.42
  4. Step 4: Simplify right side
    118,221,469.02x = 11,315,161,529,112,422
  5. Step 5: Solve for x
    x = 11,315,161,529,112,422/118,221,469.02
  6. Step 6: Final answer
    x = 95,711,562.57

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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.