Home / 296,779,851.99-409,548,293.78-171,327,814.20

Finding the Fourth Proportional to 296,779,851.99, 409,548,293.78 and 171,327,814.20

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Solution

The fourth proportional to 296,779,851.99, 409,548,293.78 and 171,327,814.20 is: 236,427,821.87

Step by Step Solution

  1. Step 1: Write the proportion equation
    296,779,851.99 : 409,548,293.78 = 171,327,814.20 : x
  2. Step 2: Convert to fraction form
    296,779,851.99/409,548,293.78 = 171,327,814.20/x
  3. Step 3: Cross multiply
    296,779,851.99x = 409,548,293.78 × 171,327,814.20
  4. Step 4: Simplify right side
    296,779,851.99x = 70,167,013,981,810,208
  5. Step 5: Solve for x
    x = 70,167,013,981,810,208/296,779,851.99
  6. Step 6: Final answer
    x = 236,427,821.87

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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.