Home / 540,981,148-811,603,794.12-172,516,110.52

Finding the Fourth Proportional to 540,981,148, 811,603,794.12 and 172,516,110.52

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Solution

The fourth proportional to 540,981,148, 811,603,794.12 and 172,516,110.52 is: 258,816,282.90

Step by Step Solution

  1. Step 1: Write the proportion equation
    540,981,148 : 811,603,794.12 = 172,516,110.52 : x
  2. Step 2: Convert to fraction form
    540,981,148/811,603,794.12 = 172,516,110.52/x
  3. Step 3: Cross multiply
    540,981,148x = 811,603,794.12 × 172,516,110.52
  4. Step 4: Simplify right side
    540,981,148x = 140,014,729,844,857,248
  5. Step 5: Solve for x
    x = 140,014,729,844,857,248/540,981,148
  6. Step 6: Final answer
    x = 258,816,282.90

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These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.