Home / 319,610,875.68-479,437,571.16-112,324,216.32

Finding the Fourth Proportional to 319,610,875.68, 479,437,571.16 and 112,324,216.32

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Solution

The fourth proportional to 319,610,875.68, 479,437,571.16 and 112,324,216.32 is: 168,493,795.28

Step by Step Solution

  1. Step 1: Write the proportion equation
    319,610,875.68 : 479,437,571.16 = 112,324,216.32 : x
  2. Step 2: Convert to fraction form
    319,610,875.68/479,437,571.16 = 112,324,216.32/x
  3. Step 3: Cross multiply
    319,610,875.68x = 479,437,571.16 × 112,324,216.32
  4. Step 4: Simplify right side
    319,610,875.68x = 53,852,449,454,911,232
  5. Step 5: Solve for x
    x = 53,852,449,454,911,232/319,610,875.68
  6. Step 6: Final answer
    x = 168,493,795.28

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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.