Home / 723,922,035.84-1,085,721,456.12-335,694,420.72

Finding the Fourth Proportional to 723,922,035.84, 1,085,721,456.12 and 335,694,420.72

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Solution

The fourth proportional to 723,922,035.84, 1,085,721,456.12 and 335,694,420.72 is: 503,466,695.63

Step by Step Solution

  1. Step 1: Write the proportion equation
    723,922,035.84 : 1,085,721,456.12 = 335,694,420.72 : x
  2. Step 2: Convert to fraction form
    723,922,035.84/1,085,721,456.12 = 335,694,420.72/x
  3. Step 3: Cross multiply
    723,922,035.84x = 1,085,721,456.12 × 335,694,420.72
  4. Step 4: Simplify right side
    723,922,035.84x = 364,470,635,275,478,272
  5. Step 5: Solve for x
    x = 364,470,635,275,478,272/723,922,035.84
  6. Step 6: Final answer
    x = 503,466,695.63

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1.5x scale

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.