Home / 511,754,718.42-767,634,326.51-162,002,504.52

Finding the Fourth Proportional to 511,754,718.42, 767,634,326.51 and 162,002,504.52

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Solution

The fourth proportional to 511,754,718.42, 767,634,326.51 and 162,002,504.52 is: 243,004,468.69

Step by Step Solution

  1. Step 1: Write the proportion equation
    511,754,718.42 : 767,634,326.51 = 162,002,504.52 : x
  2. Step 2: Convert to fraction form
    511,754,718.42/767,634,326.51 = 162,002,504.52/x
  3. Step 3: Cross multiply
    511,754,718.42x = 767,634,326.51 × 162,002,504.52
  4. Step 4: Simplify right side
    511,754,718.42x = 124,358,683,449,333,424
  5. Step 5: Solve for x
    x = 124,358,683,449,333,424/511,754,718.42
  6. Step 6: Final answer
    x = 243,004,468.69

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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.