Home / 672,074,401.30-1,008,036,952.35-550,694,151.70

Finding the Fourth Proportional to 672,074,401.30, 1,008,036,952.35 and 550,694,151.70

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Solution

The fourth proportional to 672,074,401.30, 1,008,036,952.35 and 550,694,151.70 is: 825,980,060.07

Step by Step Solution

  1. Step 1: Write the proportion equation
    672,074,401.30 : 1,008,036,952.35 = 550,694,151.70 : x
  2. Step 2: Convert to fraction form
    672,074,401.30/1,008,036,952.35 = 550,694,151.70/x
  3. Step 3: Cross multiply
    672,074,401.30x = 1,008,036,952.35 × 550,694,151.70
  4. Step 4: Simplify right side
    672,074,401.30x = 555,120,054,356,636,608
  5. Step 5: Solve for x
    x = 555,120,054,356,636,608/672,074,401.30
  6. Step 6: Final answer
    x = 825,980,060.07

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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.