Home / 296,004,729.76-443,854,106.16-129,940,266.40

Finding the Fourth Proportional to 296,004,729.76, 443,854,106.16 and 129,940,266.40

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Solution

The fourth proportional to 296,004,729.76, 443,854,106.16 and 129,940,266.40 is: 194,843,240.66

Step by Step Solution

  1. Step 1: Write the proportion equation
    296,004,729.76 : 443,854,106.16 = 129,940,266.40 : x
  2. Step 2: Convert to fraction form
    296,004,729.76/443,854,106.16 = 129,940,266.40/x
  3. Step 3: Cross multiply
    296,004,729.76x = 443,854,106.16 × 129,940,266.40
  4. Step 4: Simplify right side
    296,004,729.76x = 57,674,520,797,164,288
  5. Step 5: Solve for x
    x = 57,674,520,797,164,288/296,004,729.76
  6. Step 6: Final answer
    x = 194,843,240.66

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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.