Home / 440,424,967.28-607,825,186.24-242,221,385.44

Finding the Fourth Proportional to 440,424,967.28, 607,825,186.24 and 242,221,385.44

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Solution

The fourth proportional to 440,424,967.28, 607,825,186.24 and 242,221,385.44 is: 334,286,813.09

Step by Step Solution

  1. Step 1: Write the proportion equation
    440,424,967.28 : 607,825,186.24 = 242,221,385.44 : x
  2. Step 2: Convert to fraction form
    440,424,967.28/607,825,186.24 = 242,221,385.44/x
  3. Step 3: Cross multiply
    440,424,967.28x = 607,825,186.24 × 242,221,385.44
  4. Step 4: Simplify right side
    440,424,967.28x = 147,228,258,716,378,816
  5. Step 5: Solve for x
    x = 147,228,258,716,378,816/440,424,967.28
  6. Step 6: Final answer
    x = 334,286,813.09

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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.