Home / 969,643,713.29-1,454,669,841.20-314,543,587.82

Finding the Fourth Proportional to 969,643,713.29, 1,454,669,841.20 and 314,543,587.82

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Solution

The fourth proportional to 969,643,713.29, 1,454,669,841.20 and 314,543,587.82 is: 471,881,645.46

Step by Step Solution

  1. Step 1: Write the proportion equation
    969,643,713.29 : 1,454,669,841.20 = 314,543,587.82 : x
  2. Step 2: Convert to fraction form
    969,643,713.29/1,454,669,841.20 = 314,543,587.82/x
  3. Step 3: Cross multiply
    969,643,713.29x = 1,454,669,841.20 × 314,543,587.82
  4. Step 4: Simplify right side
    969,643,713.29x = 457,557,070,935,751,552
  5. Step 5: Solve for x
    x = 457,557,070,935,751,552/969,643,713.29
  6. Step 6: Final answer
    x = 471,881,645.46

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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.