Home / 1,487,786,142.24-2,231,683,802.51-367,309,929.15

Finding the Fourth Proportional to 1,487,786,142.24, 2,231,683,802.51 and 367,309,929.15

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Solution

The fourth proportional to 1,487,786,142.24, 2,231,683,802.51 and 367,309,929.15 is: 550,966,026.71

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,487,786,142.24 : 2,231,683,802.51 = 367,309,929.15 : x
  2. Step 2: Convert to fraction form
    1,487,786,142.24/2,231,683,802.51 = 367,309,929.15/x
  3. Step 3: Cross multiply
    1,487,786,142.24x = 2,231,683,802.51 × 367,309,929.15
  4. Step 4: Simplify right side
    1,487,786,142.24x = 819,719,619,383,314,176
  5. Step 5: Solve for x
    x = 819,719,619,383,314,176/1,487,786,142.24
  6. Step 6: Final answer
    x = 550,966,026.71

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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.