Home / 253,765,463.16-350,196,338.88-143,757,176.16

Finding the Fourth Proportional to 253,765,463.16, 350,196,338.88 and 143,757,176.16

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Solution

The fourth proportional to 253,765,463.16, 350,196,338.88 and 143,757,176.16 is: 198,384,902.94

Step by Step Solution

  1. Step 1: Write the proportion equation
    253,765,463.16 : 350,196,338.88 = 143,757,176.16 : x
  2. Step 2: Convert to fraction form
    253,765,463.16/350,196,338.88 = 143,757,176.16/x
  3. Step 3: Cross multiply
    253,765,463.16x = 350,196,338.88 × 143,757,176.16
  4. Step 4: Simplify right side
    253,765,463.16x = 50,343,236,778,959,216
  5. Step 5: Solve for x
    x = 50,343,236,778,959,216/253,765,463.16
  6. Step 6: Final answer
    x = 198,384,902.94

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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.