Home / 566,968,887.79-782,420,409.32-328,955,792.85

Finding the Fourth Proportional to 566,968,887.79, 782,420,409.32 and 328,955,792.85

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Solution

The fourth proportional to 566,968,887.79, 782,420,409.32 and 328,955,792.85 is: 453,960,934.42

Step by Step Solution

  1. Step 1: Write the proportion equation
    566,968,887.79 : 782,420,409.32 = 328,955,792.85 : x
  2. Step 2: Convert to fraction form
    566,968,887.79/782,420,409.32 = 328,955,792.85/x
  3. Step 3: Cross multiply
    566,968,887.79x = 782,420,409.32 × 328,955,792.85
  4. Step 4: Simplify right side
    566,968,887.79x = 257,381,726,088,237,376
  5. Step 5: Solve for x
    x = 257,381,726,088,237,376/566,968,887.79
  6. Step 6: Final answer
    x = 453,960,934.42

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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.