Home / 662,019,264.80-913,575,423.96-364,689,319.88

Finding the Fourth Proportional to 662,019,264.80, 913,575,423.96 and 364,689,319.88

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Solution

The fourth proportional to 662,019,264.80, 913,575,423.96 and 364,689,319.88 is: 503,265,112.87

Step by Step Solution

  1. Step 1: Write the proportion equation
    662,019,264.80 : 913,575,423.96 = 364,689,319.88 : x
  2. Step 2: Convert to fraction form
    662,019,264.80/913,575,423.96 = 364,689,319.88/x
  3. Step 3: Cross multiply
    662,019,264.80x = 913,575,423.96 × 364,689,319.88
  4. Step 4: Simplify right side
    662,019,264.80x = 333,171,200,023,055,040
  5. Step 5: Solve for x
    x = 333,171,200,023,055,040/662,019,264.80
  6. Step 6: Final answer
    x = 503,265,112.87

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Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.