Home / 674,655,722.12-1,011,777,386.69-237,854,254.38

Finding the Fourth Proportional to 674,655,722.12, 1,011,777,386.69 and 237,854,254.38

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Solution

The fourth proportional to 674,655,722.12, 1,011,777,386.69 and 237,854,254.38 is: 356,708,685.66

Step by Step Solution

  1. Step 1: Write the proportion equation
    674,655,722.12 : 1,011,777,386.69 = 237,854,254.38 : x
  2. Step 2: Convert to fraction form
    674,655,722.12/1,011,777,386.69 = 237,854,254.38/x
  3. Step 3: Cross multiply
    674,655,722.12x = 1,011,777,386.69 × 237,854,254.38
  4. Step 4: Simplify right side
    674,655,722.12x = 240,655,555,908,505,600
  5. Step 5: Solve for x
    x = 240,655,555,908,505,600/674,655,722.12
  6. Step 6: Final answer
    x = 356,708,685.66

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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.