Home / 559,710,394.65-772,648,052.45-361,568,522.43

Finding the Fourth Proportional to 559,710,394.65, 772,648,052.45 and 361,568,522.43

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Solution

The fourth proportional to 559,710,394.65, 772,648,052.45 and 361,568,522.43 is: 499,124,578.27

Step by Step Solution

  1. Step 1: Write the proportion equation
    559,710,394.65 : 772,648,052.45 = 361,568,522.43 : x
  2. Step 2: Convert to fraction form
    559,710,394.65/772,648,052.45 = 361,568,522.43/x
  3. Step 3: Cross multiply
    559,710,394.65x = 772,648,052.45 × 361,568,522.43
  4. Step 4: Simplify right side
    559,710,394.65x = 279,365,214,680,955,808
  5. Step 5: Solve for x
    x = 279,365,214,680,955,808/559,710,394.65
  6. Step 6: Final answer
    x = 499,124,578.27

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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.