Home / 272,975,285.16-409,462,929.18-91,222,463.16

Finding the Fourth Proportional to 272,975,285.16, 409,462,929.18 and 91,222,463.16

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Solution

The fourth proportional to 272,975,285.16, 409,462,929.18 and 91,222,463.16 is: 136,833,695.22

Step by Step Solution

  1. Step 1: Write the proportion equation
    272,975,285.16 : 409,462,929.18 = 91,222,463.16 : x
  2. Step 2: Convert to fraction form
    272,975,285.16/409,462,929.18 = 91,222,463.16/x
  3. Step 3: Cross multiply
    272,975,285.16x = 409,462,929.18 × 91,222,463.16
  4. Step 4: Simplify right side
    272,975,285.16x = 37,352,216,972,508,240
  5. Step 5: Solve for x
    x = 37,352,216,972,508,240/272,975,285.16
  6. Step 6: Final answer
    x = 136,833,695.22

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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.