Home / 225,524,431.80-338,286,647.70-157,499,983.80

Finding the Fourth Proportional to 225,524,431.80, 338,286,647.70 and 157,499,983.80

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Solution

The fourth proportional to 225,524,431.80, 338,286,647.70 and 157,499,983.80 is: 236,249,975.70

Step by Step Solution

  1. Step 1: Write the proportion equation
    225,524,431.80 : 338,286,647.70 = 157,499,983.80 : x
  2. Step 2: Convert to fraction form
    225,524,431.80/338,286,647.70 = 157,499,983.80/x
  3. Step 3: Cross multiply
    225,524,431.80x = 338,286,647.70 × 157,499,983.80
  4. Step 4: Simplify right side
    225,524,431.80x = 53,280,141,532,506,312
  5. Step 5: Solve for x
    x = 53,280,141,532,506,312/225,524,431.80
  6. Step 6: Final answer
    x = 236,249,975.70

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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.