Home / 321,435,803.75-482,102,054.10-88,212,035.16

Finding the Fourth Proportional to 321,435,803.75, 482,102,054.10 and 88,212,035.16

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Solution

The fourth proportional to 321,435,803.75, 482,102,054.10 and 88,212,035.16 is: 132,303,877.95

Step by Step Solution

  1. Step 1: Write the proportion equation
    321,435,803.75 : 482,102,054.10 = 88,212,035.16 : x
  2. Step 2: Convert to fraction form
    321,435,803.75/482,102,054.10 = 88,212,035.16/x
  3. Step 3: Cross multiply
    321,435,803.75x = 482,102,054.10 × 88,212,035.16
  4. Step 4: Simplify right side
    321,435,803.75x = 42,527,203,346,977,424
  5. Step 5: Solve for x
    x = 42,527,203,346,977,424/321,435,803.75
  6. Step 6: Final answer
    x = 132,303,877.95

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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.