Home / 539,120,253.28-808,781,165.52-216,029,319.52

Finding the Fourth Proportional to 539,120,253.28, 808,781,165.52 and 216,029,319.52

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Solution

The fourth proportional to 539,120,253.28, 808,781,165.52 and 216,029,319.52 is: 324,084,364.79

Step by Step Solution

  1. Step 1: Write the proportion equation
    539,120,253.28 : 808,781,165.52 = 216,029,319.52 : x
  2. Step 2: Convert to fraction form
    539,120,253.28/808,781,165.52 = 216,029,319.52/x
  3. Step 3: Cross multiply
    539,120,253.28x = 808,781,165.52 × 216,029,319.52
  4. Step 4: Simplify right side
    539,120,253.28x = 174,720,444,827,878,080
  5. Step 5: Solve for x
    x = 174,720,444,827,878,080/539,120,253.28
  6. Step 6: Final answer
    x = 324,084,364.79

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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.