Home / 548,719,140-757,233,242.52-297,823,621.92

Finding the Fourth Proportional to 548,719,140, 757,233,242.52 and 297,823,621.92

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Solution

The fourth proportional to 548,719,140, 757,233,242.52 and 297,823,621.92 is: 410,997,048.37

Step by Step Solution

  1. Step 1: Write the proportion equation
    548,719,140 : 757,233,242.52 = 297,823,621.92 : x
  2. Step 2: Convert to fraction form
    548,719,140/757,233,242.52 = 297,823,621.92/x
  3. Step 3: Cross multiply
    548,719,140x = 757,233,242.52 × 297,823,621.92
  4. Step 4: Simplify right side
    548,719,140x = 225,521,946,925,532,160
  5. Step 5: Solve for x
    x = 225,521,946,925,532,160/548,719,140
  6. Step 6: Final answer
    x = 410,997,048.37

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Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.