Home / 412,415,199.46-618,897,864.21-150,099,677.39

Finding the Fourth Proportional to 412,415,199.46, 618,897,864.21 and 150,099,677.39

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Solution

The fourth proportional to 412,415,199.46, 618,897,864.21 and 150,099,677.39 is: 225,249,626.78

Step by Step Solution

  1. Step 1: Write the proportion equation
    412,415,199.46 : 618,897,864.21 = 150,099,677.39 : x
  2. Step 2: Convert to fraction form
    412,415,199.46/618,897,864.21 = 150,099,677.39/x
  3. Step 3: Cross multiply
    412,415,199.46x = 618,897,864.21 × 150,099,677.39
  4. Step 4: Simplify right side
    412,415,199.46x = 92,896,369,754,507,408
  5. Step 5: Solve for x
    x = 92,896,369,754,507,408/412,415,199.46
  6. Step 6: Final answer
    x = 225,249,626.78

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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.