Home / 1,347,926,820.70-2,021,890,231.05-880,321,726.30

Finding the Fourth Proportional to 1,347,926,820.70, 2,021,890,231.05 and 880,321,726.30

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Solution

The fourth proportional to 1,347,926,820.70, 2,021,890,231.05 and 880,321,726.30 is: 1,320,482,589.45

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,347,926,820.70 : 2,021,890,231.05 = 880,321,726.30 : x
  2. Step 2: Convert to fraction form
    1,347,926,820.70/2,021,890,231.05 = 880,321,726.30/x
  3. Step 3: Cross multiply
    1,347,926,820.70x = 2,021,890,231.05 × 880,321,726.30
  4. Step 4: Simplify right side
    1,347,926,820.70x = 1,779,913,898,587,041,792
  5. Step 5: Solve for x
    x = 1,779,913,898,587,041,792/1,347,926,820.70
  6. Step 6: Final answer
    x = 1,320,482,589.45

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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.