Home / 697,451,479.29-962,551,094.44-520,933,351.14

Finding the Fourth Proportional to 697,451,479.29, 962,551,094.44 and 520,933,351.14

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Solution

The fourth proportional to 697,451,479.29, 962,551,094.44 and 520,933,351.14 is: 718,938,854.04

Step by Step Solution

  1. Step 1: Write the proportion equation
    697,451,479.29 : 962,551,094.44 = 520,933,351.14 : x
  2. Step 2: Convert to fraction form
    697,451,479.29/962,551,094.44 = 520,933,351.14/x
  3. Step 3: Cross multiply
    697,451,479.29x = 962,551,094.44 × 520,933,351.14
  4. Step 4: Simplify right side
    697,451,479.29x = 501,424,967,272,687,616
  5. Step 5: Solve for x
    x = 501,424,967,272,687,616/697,451,479.29
  6. Step 6: Final answer
    x = 718,938,854.04

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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.