Home / 958,222,881.52-1,437,190,155.20-268,040,673.52

Finding the Fourth Proportional to 958,222,881.52, 1,437,190,155.20 and 268,040,673.52

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Solution

The fourth proportional to 958,222,881.52, 1,437,190,155.20 and 268,040,673.52 is: 402,020,682.88

Step by Step Solution

  1. Step 1: Write the proportion equation
    958,222,881.52 : 1,437,190,155.20 = 268,040,673.52 : x
  2. Step 2: Convert to fraction form
    958,222,881.52/1,437,190,155.20 = 268,040,673.52/x
  3. Step 3: Cross multiply
    958,222,881.52x = 1,437,190,155.20 × 268,040,673.52
  4. Step 4: Simplify right side
    958,222,881.52x = 385,225,417,176,121,344
  5. Step 5: Solve for x
    x = 385,225,417,176,121,344/958,222,881.52
  6. Step 6: Final answer
    x = 402,020,682.88

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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.