Home / 173,819,136.90-260,760,198.15-87,339,908.10

Finding the Fourth Proportional to 173,819,136.90, 260,760,198.15 and 87,339,908.10

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Solution

The fourth proportional to 173,819,136.90, 260,760,198.15 and 87,339,908.10 is: 131,025,686.52

Step by Step Solution

  1. Step 1: Write the proportion equation
    173,819,136.90 : 260,760,198.15 = 87,339,908.10 : x
  2. Step 2: Convert to fraction form
    173,819,136.90/260,760,198.15 = 87,339,908.10/x
  3. Step 3: Cross multiply
    173,819,136.90x = 260,760,198.15 × 87,339,908.10
  4. Step 4: Simplify right side
    173,819,136.90x = 22,774,771,742,558,788
  5. Step 5: Solve for x
    x = 22,774,771,742,558,788/173,819,136.90
  6. Step 6: Final answer
    x = 131,025,686.52

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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.