Home / 209,314,854.08-313,948,363.04-55,972,872.64

Finding the Fourth Proportional to 209,314,854.08, 313,948,363.04 and 55,972,872.64

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Solution

The fourth proportional to 209,314,854.08, 313,948,363.04 and 55,972,872.64 is: 83,952,913.03

Step by Step Solution

  1. Step 1: Write the proportion equation
    209,314,854.08 : 313,948,363.04 = 55,972,872.64 : x
  2. Step 2: Convert to fraction form
    209,314,854.08/313,948,363.04 = 55,972,872.64/x
  3. Step 3: Cross multiply
    209,314,854.08x = 313,948,363.04 × 55,972,872.64
  4. Step 4: Simplify right side
    209,314,854.08x = 17,572,591,739,974,404
  5. Step 5: Solve for x
    x = 17,572,591,739,974,404/209,314,854.08
  6. Step 6: Final answer
    x = 83,952,913.03

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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.