Home / 207,098,541.80-310,647,812.70-194,333,460.20

Finding the Fourth Proportional to 207,098,541.80, 310,647,812.70 and 194,333,460.20

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Solution

The fourth proportional to 207,098,541.80, 310,647,812.70 and 194,333,460.20 is: 291,500,190.30

Step by Step Solution

  1. Step 1: Write the proportion equation
    207,098,541.80 : 310,647,812.70 = 194,333,460.20 : x
  2. Step 2: Convert to fraction form
    207,098,541.80/310,647,812.70 = 194,333,460.20/x
  3. Step 3: Cross multiply
    207,098,541.80x = 310,647,812.70 × 194,333,460.20
  4. Step 4: Simplify right side
    207,098,541.80x = 60,369,264,345,552,496
  5. Step 5: Solve for x
    x = 60,369,264,345,552,496/207,098,541.80
  6. Step 6: Final answer
    x = 291,500,190.30

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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.