Home / 1,330,676,214.84-1,996,017,702.92-543,729,868.78

Finding the Fourth Proportional to 1,330,676,214.84, 1,996,017,702.92 and 543,729,868.78

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Solution

The fourth proportional to 1,330,676,214.84, 1,996,017,702.92 and 543,729,868.78 is: 815,596,184.55

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,330,676,214.84 : 1,996,017,702.92 = 543,729,868.78 : x
  2. Step 2: Convert to fraction form
    1,330,676,214.84/1,996,017,702.92 = 543,729,868.78/x
  3. Step 3: Cross multiply
    1,330,676,214.84x = 1,996,017,702.92 × 543,729,868.78
  4. Step 4: Simplify right side
    1,330,676,214.84x = 1,085,294,443,691,248,640
  5. Step 5: Solve for x
    x = 1,085,294,443,691,248,640/1,330,676,214.84
  6. Step 6: Final answer
    x = 815,596,184.55

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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.