Home / 268,181,444.70-402,272,167.05-231,830,880.30

Finding the Fourth Proportional to 268,181,444.70, 402,272,167.05 and 231,830,880.30

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Solution

The fourth proportional to 268,181,444.70, 402,272,167.05 and 231,830,880.30 is: 347,746,320.45

Step by Step Solution

  1. Step 1: Write the proportion equation
    268,181,444.70 : 402,272,167.05 = 231,830,880.30 : x
  2. Step 2: Convert to fraction form
    268,181,444.70/402,272,167.05 = 231,830,880.30/x
  3. Step 3: Cross multiply
    268,181,444.70x = 402,272,167.05 × 231,830,880.30
  4. Step 4: Simplify right side
    268,181,444.70x = 93,259,110,607,390,160
  5. Step 5: Solve for x
    x = 93,259,110,607,390,160/268,181,444.70
  6. Step 6: Final answer
    x = 347,746,320.45

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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.