Home / 472,840,021.60-709,260,032.40-268,766,677.60

Finding the Fourth Proportional to 472,840,021.60, 709,260,032.40 and 268,766,677.60

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Solution

The fourth proportional to 472,840,021.60, 709,260,032.40 and 268,766,677.60 is: 403,150,016.40

Step by Step Solution

  1. Step 1: Write the proportion equation
    472,840,021.60 : 709,260,032.40 = 268,766,677.60 : x
  2. Step 2: Convert to fraction form
    472,840,021.60/709,260,032.40 = 268,766,677.60/x
  3. Step 3: Cross multiply
    472,840,021.60x = 709,260,032.40 × 268,766,677.60
  4. Step 4: Simplify right side
    472,840,021.60x = 190,625,462,462,616,352
  5. Step 5: Solve for x
    x = 190,625,462,462,616,352/472,840,021.60
  6. Step 6: Final answer
    x = 403,150,016.40

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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.