Home / 440,553,871.56-607,964,653.17-242,330,446.38

Finding the Fourth Proportional to 440,553,871.56, 607,964,653.17 and 242,330,446.38

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Solution

The fourth proportional to 440,553,871.56, 607,964,653.17 and 242,330,446.38 is: 334,416,186.75

Step by Step Solution

  1. Step 1: Write the proportion equation
    440,553,871.56 : 607,964,653.17 = 242,330,446.38 : x
  2. Step 2: Convert to fraction form
    440,553,871.56/607,964,653.17 = 242,330,446.38/x
  3. Step 3: Cross multiply
    440,553,871.56x = 607,964,653.17 × 242,330,446.38
  4. Step 4: Simplify right side
    440,553,871.56x = 147,328,345,786,859,968
  5. Step 5: Solve for x
    x = 147,328,345,786,859,968/440,553,871.56
  6. Step 6: Final answer
    x = 334,416,186.75

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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.