Home / 535,105,273.60-802,657,910.40-427,609,849.60

Finding the Fourth Proportional to 535,105,273.60, 802,657,910.40 and 427,609,849.60

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Solution

The fourth proportional to 535,105,273.60, 802,657,910.40 and 427,609,849.60 is: 641,414,774.40

Step by Step Solution

  1. Step 1: Write the proportion equation
    535,105,273.60 : 802,657,910.40 = 427,609,849.60 : x
  2. Step 2: Convert to fraction form
    535,105,273.60/802,657,910.40 = 427,609,849.60/x
  3. Step 3: Cross multiply
    535,105,273.60x = 802,657,910.40 × 427,609,849.60
  4. Step 4: Simplify right side
    535,105,273.60x = 343,224,428,346,394,304
  5. Step 5: Solve for x
    x = 343,224,428,346,394,304/535,105,273.60
  6. Step 6: Final answer
    x = 641,414,774.40

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.