Home / 277,443,016.74-382,564,608.21-176,812,120.65

Finding the Fourth Proportional to 277,443,016.74, 382,564,608.21 and 176,812,120.65

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Solution

The fourth proportional to 277,443,016.74, 382,564,608.21 and 176,812,120.65 is: 243,805,234.16

Step by Step Solution

  1. Step 1: Write the proportion equation
    277,443,016.74 : 382,564,608.21 = 176,812,120.65 : x
  2. Step 2: Convert to fraction form
    277,443,016.74/382,564,608.21 = 176,812,120.65/x
  3. Step 3: Cross multiply
    277,443,016.74x = 382,564,608.21 × 176,812,120.65
  4. Step 4: Simplify right side
    277,443,016.74x = 67,642,059,663,246,496
  5. Step 5: Solve for x
    x = 67,642,059,663,246,496/277,443,016.74
  6. Step 6: Final answer
    x = 243,805,234.16

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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.