Home / 45,029,799.84-62,012,243.18-42,223,880.68

Finding the Fourth Proportional to 45,029,799.84, 62,012,243.18 and 42,223,880.68

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Solution

The fourth proportional to 45,029,799.84, 62,012,243.18 and 42,223,880.68 is: 58,148,105.61

Step by Step Solution

  1. Step 1: Write the proportion equation
    45,029,799.84 : 62,012,243.18 = 42,223,880.68 : x
  2. Step 2: Convert to fraction form
    45,029,799.84/62,012,243.18 = 42,223,880.68/x
  3. Step 3: Cross multiply
    45,029,799.84x = 62,012,243.18 × 42,223,880.68
  4. Step 4: Simplify right side
    45,029,799.84x = 2,618,397,556,731,463.50
  5. Step 5: Solve for x
    x = 2,618,397,556,731,463.50/45,029,799.84
  6. Step 6: Final answer
    x = 58,148,105.61

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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.