Home / 693,962,634,061.98-1,040,396,490,468.20-438,453,458,920.94

Finding the Fourth Proportional to 693,962,634,061.98, 1,040,396,490,468.20 and 438,453,458,920.94

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Solution

The fourth proportional to 693,962,634,061.98, 1,040,396,490,468.20 and 438,453,458,920.94 is: 657,334,296,552.70

Step by Step Solution

  1. Step 1: Write the proportion equation
    693,962,634,061.98 : 1,040,396,490,468.20 = 438,453,458,920.94 : x
  2. Step 2: Convert to fraction form
    693,962,634,061.98/1,040,396,490,468.20 = 438,453,458,920.94/x
  3. Step 3: Cross multiply
    693,962,634,061.98x = 1,040,396,490,468.20 × 438,453,458,920.94
  4. Step 4: Simplify right side
    693,962,634,061.98x = 456,165,439,894,989,028,982,784
  5. Step 5: Solve for x
    x = 456,165,439,894,989,028,982,784/693,962,634,061.98
  6. Step 6: Final answer
    x = 657,334,296,552.70

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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.