Home / 510,557,373.29-704,587,968.47-284,516,669.52

Finding the Fourth Proportional to 510,557,373.29, 704,587,968.47 and 284,516,669.52

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Solution

The fourth proportional to 510,557,373.29, 704,587,968.47 and 284,516,669.52 is: 392,643,476.83

Step by Step Solution

  1. Step 1: Write the proportion equation
    510,557,373.29 : 704,587,968.47 = 284,516,669.52 : x
  2. Step 2: Convert to fraction form
    510,557,373.29/704,587,968.47 = 284,516,669.52/x
  3. Step 3: Cross multiply
    510,557,373.29x = 704,587,968.47 × 284,516,669.52
  4. Step 4: Simplify right side
    510,557,373.29x = 200,467,022,171,524,576
  5. Step 5: Solve for x
    x = 200,467,022,171,524,576/510,557,373.29
  6. Step 6: Final answer
    x = 392,643,476.83

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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.