Home / 199,764,013.80-299,646,020.70-63,463,175.40

Finding the Fourth Proportional to 199,764,013.80, 299,646,020.70 and 63,463,175.40

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Solution

The fourth proportional to 199,764,013.80, 299,646,020.70 and 63,463,175.40 is: 95,194,763.10

Step by Step Solution

  1. Step 1: Write the proportion equation
    199,764,013.80 : 299,646,020.70 = 63,463,175.40 : x
  2. Step 2: Convert to fraction form
    199,764,013.80/299,646,020.70 = 63,463,175.40/x
  3. Step 3: Cross multiply
    199,764,013.80x = 299,646,020.70 × 63,463,175.40
  4. Step 4: Simplify right side
    199,764,013.80x = 19,016,487,969,596,128
  5. Step 5: Solve for x
    x = 19,016,487,969,596,128/199,764,013.80
  6. Step 6: Final answer
    x = 95,194,763.10

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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.