Home / 77,634,614.77-116,408,225.28-25,791,462.65

Finding the Fourth Proportional to 77,634,614.77, 116,408,225.28 and 25,791,462.65

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Solution

The fourth proportional to 77,634,614.77, 116,408,225.28 and 25,791,462.65 is: 38,672,677.17

Step by Step Solution

  1. Step 1: Write the proportion equation
    77,634,614.77 : 116,408,225.28 = 25,791,462.65 : x
  2. Step 2: Convert to fraction form
    77,634,614.77/116,408,225.28 = 25,791,462.65/x
  3. Step 3: Cross multiply
    77,634,614.77x = 116,408,225.28 × 25,791,462.65
  4. Step 4: Simplify right side
    77,634,614.77x = 3,002,338,394,461,905.50
  5. Step 5: Solve for x
    x = 3,002,338,394,461,905.50/77,634,614.77
  6. Step 6: Final answer
    x = 38,672,677.17

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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.