Home / 219,029,323.80-328,522,634.10-57,471,259.80

Finding the Fourth Proportional to 219,029,323.80, 328,522,634.10 and 57,471,259.80

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Solution

The fourth proportional to 219,029,323.80, 328,522,634.10 and 57,471,259.80 is: 86,201,287.24

Step by Step Solution

  1. Step 1: Write the proportion equation
    219,029,323.80 : 328,522,634.10 = 57,471,259.80 : x
  2. Step 2: Convert to fraction form
    219,029,323.80/328,522,634.10 = 57,471,259.80/x
  3. Step 3: Cross multiply
    219,029,323.80x = 328,522,634.10 × 57,471,259.80
  4. Step 4: Simplify right side
    219,029,323.80x = 18,880,609,654,541,440
  5. Step 5: Solve for x
    x = 18,880,609,654,541,440/219,029,323.80
  6. Step 6: Final answer
    x = 86,201,287.24

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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.