Home / 559,710,266.40-772,647,875.46-361,568,394.18

Finding the Fourth Proportional to 559,710,266.40, 772,647,875.46 and 361,568,394.18

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Solution

The fourth proportional to 559,710,266.40, 772,647,875.46 and 361,568,394.18 is: 499,124,401.26

Step by Step Solution

  1. Step 1: Write the proportion equation
    559,710,266.40 : 772,647,875.46 = 361,568,394.18 : x
  2. Step 2: Convert to fraction form
    559,710,266.40/772,647,875.46 = 361,568,394.18/x
  3. Step 3: Cross multiply
    559,710,266.40x = 772,647,875.46 × 361,568,394.18
  4. Step 4: Simplify right side
    559,710,266.40x = 279,365,051,596,660,864
  5. Step 5: Solve for x
    x = 279,365,051,596,660,864/559,710,266.40
  6. Step 6: Final answer
    x = 499,124,401.26

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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.