Home / 209,151,176.80-313,726,765.20-94,359,920.80

Finding the Fourth Proportional to 209,151,176.80, 313,726,765.20 and 94,359,920.80

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Solution

The fourth proportional to 209,151,176.80, 313,726,765.20 and 94,359,920.80 is: 141,539,881.20

Step by Step Solution

  1. Step 1: Write the proportion equation
    209,151,176.80 : 313,726,765.20 = 94,359,920.80 : x
  2. Step 2: Convert to fraction form
    209,151,176.80/313,726,765.20 = 94,359,920.80/x
  3. Step 3: Cross multiply
    209,151,176.80x = 313,726,765.20 × 94,359,920.80
  4. Step 4: Simplify right side
    209,151,176.80x = 29,603,232,717,112,196
  5. Step 5: Solve for x
    x = 29,603,232,717,112,196/209,151,176.80
  6. Step 6: Final answer
    x = 141,539,881.20

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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.