Home / 86,717,493.50-119,677,709.57-47,566,837.17

Finding the Fourth Proportional to 86,717,493.50, 119,677,709.57 and 47,566,837.17

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Solution

The fourth proportional to 86,717,493.50, 119,677,709.57 and 47,566,837.17 is: 65,646,386.84

Step by Step Solution

  1. Step 1: Write the proportion equation
    86,717,493.50 : 119,677,709.57 = 47,566,837.17 : x
  2. Step 2: Convert to fraction form
    86,717,493.50/119,677,709.57 = 47,566,837.17/x
  3. Step 3: Cross multiply
    86,717,493.50x = 119,677,709.57 × 47,566,837.17
  4. Step 4: Simplify right side
    86,717,493.50x = 5,692,690,123,756,907
  5. Step 5: Solve for x
    x = 5,692,690,123,756,907/86,717,493.50
  6. Step 6: Final answer
    x = 65,646,386.84

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Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.