Home / 1,781,924,386.20-2,672,886,579.30-1,660,992,034.20

Finding the Fourth Proportional to 1,781,924,386.20, 2,672,886,579.30 and 1,660,992,034.20

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Solution

The fourth proportional to 1,781,924,386.20, 2,672,886,579.30 and 1,660,992,034.20 is: 2,491,488,051.30

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,781,924,386.20 : 2,672,886,579.30 = 1,660,992,034.20 : x
  2. Step 2: Convert to fraction form
    1,781,924,386.20/2,672,886,579.30 = 1,660,992,034.20/x
  3. Step 3: Cross multiply
    1,781,924,386.20x = 2,672,886,579.30 × 1,660,992,034.20
  4. Step 4: Simplify right side
    1,781,924,386.20x = 4,439,643,316,537,387,008
  5. Step 5: Solve for x
    x = 4,439,643,316,537,387,008/1,781,924,386.20
  6. Step 6: Final answer
    x = 2,491,488,051.30

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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.