Home / 253,765,337.10-350,196,165.21-143,757,050.10

Finding the Fourth Proportional to 253,765,337.10, 350,196,165.21 and 143,757,050.10

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Solution

The fourth proportional to 253,765,337.10, 350,196,165.21 and 143,757,050.10 is: 198,384,729.14

Step by Step Solution

  1. Step 1: Write the proportion equation
    253,765,337.10 : 350,196,165.21 = 143,757,050.10 : x
  2. Step 2: Convert to fraction form
    253,765,337.10/350,196,165.21 = 143,757,050.10/x
  3. Step 3: Cross multiply
    253,765,337.10x = 350,196,165.21 × 143,757,050.10
  4. Step 4: Simplify right side
    253,765,337.10x = 50,343,167,666,921,840
  5. Step 5: Solve for x
    x = 50,343,167,666,921,840/253,765,337.10
  6. Step 6: Final answer
    x = 198,384,729.14

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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.