Home / 395,766,122.82-546,167,300.88-217,149,963.85

Finding the Fourth Proportional to 395,766,122.82, 546,167,300.88 and 217,149,963.85

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Solution

The fourth proportional to 395,766,122.82, 546,167,300.88 and 217,149,963.85 is: 299,672,465.14

Step by Step Solution

  1. Step 1: Write the proportion equation
    395,766,122.82 : 546,167,300.88 = 217,149,963.85 : x
  2. Step 2: Convert to fraction form
    395,766,122.82/546,167,300.88 = 217,149,963.85/x
  3. Step 3: Cross multiply
    395,766,122.82x = 546,167,300.88 × 217,149,963.85
  4. Step 4: Simplify right side
    395,766,122.82x = 118,600,209,643,641,088
  5. Step 5: Solve for x
    x = 118,600,209,643,641,088/395,766,122.82
  6. Step 6: Final answer
    x = 299,672,465.14

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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.