Home / 627,837,045.93-866,408,247.76-345,573,451.90

Finding the Fourth Proportional to 627,837,045.93, 866,408,247.76 and 345,573,451.90

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Solution

The fourth proportional to 627,837,045.93, 866,408,247.76 and 345,573,451.90 is: 476,887,579.15

Step by Step Solution

  1. Step 1: Write the proportion equation
    627,837,045.93 : 866,408,247.76 = 345,573,451.90 : x
  2. Step 2: Convert to fraction form
    627,837,045.93/866,408,247.76 = 345,573,451.90/x
  3. Step 3: Cross multiply
    627,837,045.93x = 866,408,247.76 × 345,573,451.90
  4. Step 4: Simplify right side
    627,837,045.93x = 299,407,688,932,206,592
  5. Step 5: Solve for x
    x = 299,407,688,932,206,592/627,837,045.93
  6. Step 6: Final answer
    x = 476,887,579.15

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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.