Home / 549,589,320.77-824,792,660.45-222,067,681.75

Finding the Fourth Proportional to 549,589,320.77, 824,792,660.45 and 222,067,681.75

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Solution

The fourth proportional to 549,589,320.77, 824,792,660.45 and 222,067,681.75 is: 333,266,654.03

Step by Step Solution

  1. Step 1: Write the proportion equation
    549,589,320.77 : 824,792,660.45 = 222,067,681.75 : x
  2. Step 2: Convert to fraction form
    549,589,320.77/824,792,660.45 = 222,067,681.75/x
  3. Step 3: Cross multiply
    549,589,320.77x = 824,792,660.45 × 222,067,681.75
  4. Step 4: Simplify right side
    549,589,320.77x = 183,159,794,025,312,128
  5. Step 5: Solve for x
    x = 183,159,794,025,312,128/549,589,320.77
  6. Step 6: Final answer
    x = 333,266,654.03

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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.