Home / 1,306,219,179.52-1,959,331,464.96-1,226,403,827.20

Finding the Fourth Proportional to 1,306,219,179.52, 1,959,331,464.96 and 1,226,403,827.20

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Solution

The fourth proportional to 1,306,219,179.52, 1,959,331,464.96 and 1,226,403,827.20 is: 1,839,608,271.76

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,306,219,179.52 : 1,959,331,464.96 = 1,226,403,827.20 : x
  2. Step 2: Convert to fraction form
    1,306,219,179.52/1,959,331,464.96 = 1,226,403,827.20/x
  3. Step 3: Cross multiply
    1,306,219,179.52x = 1,959,331,464.96 × 1,226,403,827.20
  4. Step 4: Simplify right side
    1,306,219,179.52x = 2,402,931,607,380,326,912
  5. Step 5: Solve for x
    x = 2,402,931,607,380,326,912/1,306,219,179.52
  6. Step 6: Final answer
    x = 1,839,608,271.76

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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.