Home / 559,710,267.40-772,647,876.84-361,568,395.18

Finding the Fourth Proportional to 559,710,267.40, 772,647,876.84 and 361,568,395.18

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Solution

The fourth proportional to 559,710,267.40, 772,647,876.84 and 361,568,395.18 is: 499,124,402.64

Step by Step Solution

  1. Step 1: Write the proportion equation
    559,710,267.40 : 772,647,876.84 = 361,568,395.18 : x
  2. Step 2: Convert to fraction form
    559,710,267.40/772,647,876.84 = 361,568,395.18/x
  3. Step 3: Cross multiply
    559,710,267.40x = 772,647,876.84 × 361,568,395.18
  4. Step 4: Simplify right side
    559,710,267.40x = 279,365,052,868,273,120
  5. Step 5: Solve for x
    x = 279,365,052,868,273,120/559,710,267.40
  6. Step 6: Final answer
    x = 499,124,402.64

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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.