Home / 1,643,853,148.84-2,465,517,244.29-479,049,179.50

Finding the Fourth Proportional to 1,643,853,148.84, 2,465,517,244.29 and 479,049,179.50

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Solution

The fourth proportional to 1,643,853,148.84, 2,465,517,244.29 and 479,049,179.50 is: 718,497,278.03

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,643,853,148.84 : 2,465,517,244.29 = 479,049,179.50 : x
  2. Step 2: Convert to fraction form
    1,643,853,148.84/2,465,517,244.29 = 479,049,179.50/x
  3. Step 3: Cross multiply
    1,643,853,148.84x = 2,465,517,244.29 × 479,049,179.50
  4. Step 4: Simplify right side
    1,643,853,148.84x = 1,181,104,012,920,225,536
  5. Step 5: Solve for x
    x = 1,181,104,012,920,225,536/1,643,853,148.84
  6. Step 6: Final answer
    x = 718,497,278.03

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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.