Home / 219,029,332.80-328,522,647.60-57,471,268.80

Finding the Fourth Proportional to 219,029,332.80, 328,522,647.60 and 57,471,268.80

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Solution

The fourth proportional to 219,029,332.80, 328,522,647.60 and 57,471,268.80 is: 86,201,300.74

Step by Step Solution

  1. Step 1: Write the proportion equation
    219,029,332.80 : 328,522,647.60 = 57,471,268.80 : x
  2. Step 2: Convert to fraction form
    219,029,332.80/328,522,647.60 = 57,471,268.80/x
  3. Step 3: Cross multiply
    219,029,332.80x = 328,522,647.60 × 57,471,268.80
  4. Step 4: Simplify right side
    219,029,332.80x = 18,880,613,387,107,276
  5. Step 5: Solve for x
    x = 18,880,613,387,107,276/219,029,332.80
  6. Step 6: Final answer
    x = 86,201,300.74

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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.