Home / 524,448,001.70-786,672,002.55-252,350,209.70

Finding the Fourth Proportional to 524,448,001.70, 786,672,002.55 and 252,350,209.70

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Solution

The fourth proportional to 524,448,001.70, 786,672,002.55 and 252,350,209.70 is: 378,525,314.55

Step by Step Solution

  1. Step 1: Write the proportion equation
    524,448,001.70 : 786,672,002.55 = 252,350,209.70 : x
  2. Step 2: Convert to fraction form
    524,448,001.70/786,672,002.55 = 252,350,209.70/x
  3. Step 3: Cross multiply
    524,448,001.70x = 786,672,002.55 × 252,350,209.70
  4. Step 4: Simplify right side
    524,448,001.70x = 198,516,844,808,611,424
  5. Step 5: Solve for x
    x = 198,516,844,808,611,424/524,448,001.70
  6. Step 6: Final answer
    x = 378,525,314.55

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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.