Home / 1,862,103,299.20-2,793,053,699.52-569,638,787.20

Finding the Fourth Proportional to 1,862,103,299.20, 2,793,053,699.52 and 569,638,787.20

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Solution

The fourth proportional to 1,862,103,299.20, 2,793,053,699.52 and 569,638,787.20 is: 854,427,207.48

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,862,103,299.20 : 2,793,053,699.52 = 569,638,787.20 : x
  2. Step 2: Convert to fraction form
    1,862,103,299.20/2,793,053,699.52 = 569,638,787.20/x
  3. Step 3: Cross multiply
    1,862,103,299.20x = 2,793,053,699.52 × 569,638,787.20
  4. Step 4: Simplify right side
    1,862,103,299.20x = 1,591,031,721,979,046,144
  5. Step 5: Solve for x
    x = 1,591,031,721,979,046,144/1,862,103,299.20
  6. Step 6: Final answer
    x = 854,427,207.48

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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.