Home / 540,765,054.72-746,255,974.32-293,246,343.36

Finding the Fourth Proportional to 540,765,054.72, 746,255,974.32 and 293,246,343.36

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Solution

The fourth proportional to 540,765,054.72, 746,255,974.32 and 293,246,343.36 is: 404,680,061.65

Step by Step Solution

  1. Step 1: Write the proportion equation
    540,765,054.72 : 746,255,974.32 = 293,246,343.36 : x
  2. Step 2: Convert to fraction form
    540,765,054.72/746,255,974.32 = 293,246,343.36/x
  3. Step 3: Cross multiply
    540,765,054.72x = 746,255,974.32 × 293,246,343.36
  4. Step 4: Simplify right side
    540,765,054.72x = 218,836,835,679,894,080
  5. Step 5: Solve for x
    x = 218,836,835,679,894,080/540,765,054.72
  6. Step 6: Final answer
    x = 404,680,061.65

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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.