Home / 165,888,136.80-248,832,205.20-58,143,880.80

Finding the Fourth Proportional to 165,888,136.80, 248,832,205.20 and 58,143,880.80

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Solution

The fourth proportional to 165,888,136.80, 248,832,205.20 and 58,143,880.80 is: 87,215,821.20

Step by Step Solution

  1. Step 1: Write the proportion equation
    165,888,136.80 : 248,832,205.20 = 58,143,880.80 : x
  2. Step 2: Convert to fraction form
    165,888,136.80/248,832,205.20 = 58,143,880.80/x
  3. Step 3: Cross multiply
    165,888,136.80x = 248,832,205.20 × 58,143,880.80
  4. Step 4: Simplify right side
    165,888,136.80x = 14,468,070,078,349,938
  5. Step 5: Solve for x
    x = 14,468,070,078,349,938/165,888,136.80
  6. Step 6: Final answer
    x = 87,215,821.20

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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.