Home / 340,656,001.80-510,984,002.70-196,880,872.20

Finding the Fourth Proportional to 340,656,001.80, 510,984,002.70 and 196,880,872.20

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Solution

The fourth proportional to 340,656,001.80, 510,984,002.70 and 196,880,872.20 is: 295,321,308.30

Step by Step Solution

  1. Step 1: Write the proportion equation
    340,656,001.80 : 510,984,002.70 = 196,880,872.20 : x
  2. Step 2: Convert to fraction form
    340,656,001.80/510,984,002.70 = 196,880,872.20/x
  3. Step 3: Cross multiply
    340,656,001.80x = 510,984,002.70 × 196,880,872.20
  4. Step 4: Simplify right side
    340,656,001.80x = 100,602,976,131,823,152
  5. Step 5: Solve for x
    x = 100,602,976,131,823,152/340,656,001.80
  6. Step 6: Final answer
    x = 295,321,308.30

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Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.