Home / 70,265,545.43-105,402,451.64-27,134,974.85

Finding the Fourth Proportional to 70,265,545.43, 105,402,451.64 and 27,134,974.85

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Solution

The fourth proportional to 70,265,545.43, 105,402,451.64 and 27,134,974.85 is: 40,704,058.53

Step by Step Solution

  1. Step 1: Write the proportion equation
    70,265,545.43 : 105,402,451.64 = 27,134,974.85 : x
  2. Step 2: Convert to fraction form
    70,265,545.43/105,402,451.64 = 27,134,974.85/x
  3. Step 3: Cross multiply
    70,265,545.43x = 105,402,451.64 × 27,134,974.85
  4. Step 4: Simplify right side
    70,265,545.43x = 2,860,092,873,717,054
  5. Step 5: Solve for x
    x = 2,860,092,873,717,054/70,265,545.43
  6. Step 6: Final answer
    x = 40,704,058.53

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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.