Home / 303,368,673.78-418,529,646.84-176,187,701.16

Finding the Fourth Proportional to 303,368,673.78, 418,529,646.84 and 176,187,701.16

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Solution

The fourth proportional to 303,368,673.78, 418,529,646.84 and 176,187,701.16 is: 243,069,844.44

Step by Step Solution

  1. Step 1: Write the proportion equation
    303,368,673.78 : 418,529,646.84 = 176,187,701.16 : x
  2. Step 2: Convert to fraction form
    303,368,673.78/418,529,646.84 = 176,187,701.16/x
  3. Step 3: Cross multiply
    303,368,673.78x = 418,529,646.84 × 176,187,701.16
  4. Step 4: Simplify right side
    303,368,673.78x = 73,739,776,344,046,256
  5. Step 5: Solve for x
    x = 73,739,776,344,046,256/303,368,673.78
  6. Step 6: Final answer
    x = 243,069,844.44

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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.