Home / 1,516,034,188.36-2,092,141,602.90-889,513,274.44

Finding the Fourth Proportional to 1,516,034,188.36, 2,092,141,602.90 and 889,513,274.44

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Solution

The fourth proportional to 1,516,034,188.36, 2,092,141,602.90 and 889,513,274.44 is: 1,227,536,781.21

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,516,034,188.36 : 2,092,141,602.90 = 889,513,274.44 : x
  2. Step 2: Convert to fraction form
    1,516,034,188.36/2,092,141,602.90 = 889,513,274.44/x
  3. Step 3: Cross multiply
    1,516,034,188.36x = 2,092,141,602.90 × 889,513,274.44
  4. Step 4: Simplify right side
    1,516,034,188.36x = 1,860,987,727,787,729,408
  5. Step 5: Solve for x
    x = 1,860,987,727,787,729,408/1,516,034,188.36
  6. Step 6: Final answer
    x = 1,227,536,781.21

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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.