Home / 3,643,523,407.61-5,028,064,674.96-1,972,773,680.57

Finding the Fourth Proportional to 3,643,523,407.61, 5,028,064,674.96 and 1,972,773,680.57

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Solution

The fourth proportional to 3,643,523,407.61, 5,028,064,674.96 and 1,972,773,680.57 is: 2,722,428,963.74

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,643,523,407.61 : 5,028,064,674.96 = 1,972,773,680.57 : x
  2. Step 2: Convert to fraction form
    3,643,523,407.61/5,028,064,674.96 = 1,972,773,680.57/x
  3. Step 3: Cross multiply
    3,643,523,407.61x = 5,028,064,674.96 × 1,972,773,680.57
  4. Step 4: Simplify right side
    3,643,523,407.61x = 9,919,233,654,939,699,200
  5. Step 5: Solve for x
    x = 9,919,233,654,939,699,200/3,643,523,407.61
  6. Step 6: Final answer
    x = 2,722,428,963.74

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Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.