Home / 141,871,575.60-212,634,832.96-100,384,404.80

Finding the Fourth Proportional to 141,871,575.60, 212,634,832.96 and 100,384,404.80

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Solution

The fourth proportional to 141,871,575.60, 212,634,832.96 and 100,384,404.80 is: 150,454,529.43

Step by Step Solution

  1. Step 1: Write the proportion equation
    141,871,575.60 : 212,634,832.96 = 100,384,404.80 : x
  2. Step 2: Convert to fraction form
    141,871,575.60/212,634,832.96 = 100,384,404.80/x
  3. Step 3: Cross multiply
    141,871,575.60x = 212,634,832.96 × 100,384,404.80
  4. Step 4: Simplify right side
    141,871,575.60x = 21,345,221,146,437,024
  5. Step 5: Solve for x
    x = 21,345,221,146,437,024/141,871,575.60
  6. Step 6: Final answer
    x = 150,454,529.43

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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.