Home / 276,034,136.72-413,895,838.44-91,702,929.20

Finding the Fourth Proportional to 276,034,136.72, 413,895,838.44 and 91,702,929.20

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Solution

The fourth proportional to 276,034,136.72, 413,895,838.44 and 91,702,929.20 is: 137,502,778.53

Step by Step Solution

  1. Step 1: Write the proportion equation
    276,034,136.72 : 413,895,838.44 = 91,702,929.20 : x
  2. Step 2: Convert to fraction form
    276,034,136.72/413,895,838.44 = 91,702,929.20/x
  3. Step 3: Cross multiply
    276,034,136.72x = 413,895,838.44 × 91,702,929.20
  4. Step 4: Simplify right side
    276,034,136.72x = 37,955,460,768,637,960
  5. Step 5: Solve for x
    x = 37,955,460,768,637,960/276,034,136.72
  6. Step 6: Final answer
    x = 137,502,778.53

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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.