Home / 1,887,681,199-2,831,530,754.26-577,581,161.86

Finding the Fourth Proportional to 1,887,681,199, 2,831,530,754.26 and 577,581,161.86

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Solution

The fourth proportional to 1,887,681,199, 2,831,530,754.26 and 577,581,161.86 is: 866,374,483.02

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,887,681,199 : 2,831,530,754.26 = 577,581,161.86 : x
  2. Step 2: Convert to fraction form
    1,887,681,199/2,831,530,754.26 = 577,581,161.86/x
  3. Step 3: Cross multiply
    1,887,681,199x = 2,831,530,754.26 × 577,581,161.86
  4. Step 4: Simplify right side
    1,887,681,199x = 1,635,438,822,887,813,120
  5. Step 5: Solve for x
    x = 1,635,438,822,887,813,120/1,887,681,199
  6. Step 6: Final answer
    x = 866,374,483.02

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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.