Home / 599,113,363,405.82-898,979,013,171.98-280,791,901,422.24

Finding the Fourth Proportional to 599,113,363,405.82, 898,979,013,171.98 and 280,791,901,422.24

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Solution

The fourth proportional to 599,113,363,405.82, 898,979,013,171.98 and 280,791,901,422.24 is: 421,332,659,001.74

Step by Step Solution

  1. Step 1: Write the proportion equation
    599,113,363,405.82 : 898,979,013,171.98 = 280,791,901,422.24 : x
  2. Step 2: Convert to fraction form
    599,113,363,405.82/898,979,013,171.98 = 280,791,901,422.24/x
  3. Step 3: Cross multiply
    599,113,363,405.82x = 898,979,013,171.98 × 280,791,901,422.24
  4. Step 4: Simplify right side
    599,113,363,405.82x = 252,426,026,447,249,204,051,968
  5. Step 5: Solve for x
    x = 252,426,026,447,249,204,051,968/599,113,363,405.82
  6. Step 6: Final answer
    x = 421,332,659,001.74

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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.