Home / 1,941,098,812.88-2,912,798,756.28-715,127,498.96

Finding the Fourth Proportional to 1,941,098,812.88, 2,912,798,756.28 and 715,127,498.96

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Solution

The fourth proportional to 1,941,098,812.88, 2,912,798,756.28 and 715,127,498.96 is: 1,073,115,122.08

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,941,098,812.88 : 2,912,798,756.28 = 715,127,498.96 : x
  2. Step 2: Convert to fraction form
    1,941,098,812.88/2,912,798,756.28 = 715,127,498.96/x
  3. Step 3: Cross multiply
    1,941,098,812.88x = 2,912,798,756.28 × 715,127,498.96
  4. Step 4: Simplify right side
    1,941,098,812.88x = 2,083,022,489,552,315,136
  5. Step 5: Solve for x
    x = 2,083,022,489,552,315,136/1,941,098,812.88
  6. Step 6: Final answer
    x = 1,073,115,122.08

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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.