Home / 648,034,942.28-894,290,574.24-350,677,152.18

Finding the Fourth Proportional to 648,034,942.28, 894,290,574.24 and 350,677,152.18

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Solution

The fourth proportional to 648,034,942.28, 894,290,574.24 and 350,677,152.18 is: 483,935,743.80

Step by Step Solution

  1. Step 1: Write the proportion equation
    648,034,942.28 : 894,290,574.24 = 350,677,152.18 : x
  2. Step 2: Convert to fraction form
    648,034,942.28/894,290,574.24 = 350,677,152.18/x
  3. Step 3: Cross multiply
    648,034,942.28x = 894,290,574.24 × 350,677,152.18
  4. Step 4: Simplify right side
    648,034,942.28x = 313,607,271,795,900,096
  5. Step 5: Solve for x
    x = 313,607,271,795,900,096/648,034,942.28
  6. Step 6: Final answer
    x = 483,935,743.80

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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.