Home / 403,272,366.60-605,016,197.82-144,513,743.70

Finding the Fourth Proportional to 403,272,366.60, 605,016,197.82 and 144,513,743.70

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Solution

The fourth proportional to 403,272,366.60, 605,016,197.82 and 144,513,743.70 is: 216,809,191.47

Step by Step Solution

  1. Step 1: Write the proportion equation
    403,272,366.60 : 605,016,197.82 = 144,513,743.70 : x
  2. Step 2: Convert to fraction form
    403,272,366.60/605,016,197.82 = 144,513,743.70/x
  3. Step 3: Cross multiply
    403,272,366.60x = 605,016,197.82 × 144,513,743.70
  4. Step 4: Simplify right side
    403,272,366.60x = 87,433,155,746,107,984
  5. Step 5: Solve for x
    x = 87,433,155,746,107,984/403,272,366.60
  6. Step 6: Final answer
    x = 216,809,191.47

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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.