Home / 2,782,019,964.90-4,173,029,947.35-2,571,806,691.30

Finding the Fourth Proportional to 2,782,019,964.90, 4,173,029,947.35 and 2,571,806,691.30

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Solution

The fourth proportional to 2,782,019,964.90, 4,173,029,947.35 and 2,571,806,691.30 is: 3,857,710,036.95

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,782,019,964.90 : 4,173,029,947.35 = 2,571,806,691.30 : x
  2. Step 2: Convert to fraction form
    2,782,019,964.90/4,173,029,947.35 = 2,571,806,691.30/x
  3. Step 3: Cross multiply
    2,782,019,964.90x = 4,173,029,947.35 × 2,571,806,691.30
  4. Step 4: Simplify right side
    2,782,019,964.90x = 10,732,226,341,590,018,048
  5. Step 5: Solve for x
    x = 10,732,226,341,590,018,048/2,782,019,964.90
  6. Step 6: Final answer
    x = 3,857,710,036.95

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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.