Home / 146,243,063.40-219,389,257.25-49,175,696.90

Finding the Fourth Proportional to 146,243,063.40, 219,389,257.25 and 49,175,696.90

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Solution

The fourth proportional to 146,243,063.40, 219,389,257.25 and 49,175,696.90 is: 73,771,838.25

Step by Step Solution

  1. Step 1: Write the proportion equation
    146,243,063.40 : 219,389,257.25 = 49,175,696.90 : x
  2. Step 2: Convert to fraction form
    146,243,063.40/219,389,257.25 = 49,175,696.90/x
  3. Step 3: Cross multiply
    146,243,063.40x = 219,389,257.25 × 49,175,696.90
  4. Step 4: Simplify right side
    146,243,063.40x = 10,788,619,617,642,128
  5. Step 5: Solve for x
    x = 10,788,619,617,642,128/146,243,063.40
  6. Step 6: Final answer
    x = 73,771,838.25

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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.