Home / 557,862,484.61-769,827,111.04-303,544,891.29

Finding the Fourth Proportional to 557,862,484.61, 769,827,111.04 and 303,544,891.29

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Solution

The fourth proportional to 557,862,484.61, 769,827,111.04 and 303,544,891.29 is: 418,879,371.14

Step by Step Solution

  1. Step 1: Write the proportion equation
    557,862,484.61 : 769,827,111.04 = 303,544,891.29 : x
  2. Step 2: Convert to fraction form
    557,862,484.61/769,827,111.04 = 303,544,891.29/x
  3. Step 3: Cross multiply
    557,862,484.61x = 769,827,111.04 × 303,544,891.29
  4. Step 4: Simplify right side
    557,862,484.61x = 233,677,086,734,294,944
  5. Step 5: Solve for x
    x = 233,677,086,734,294,944/557,862,484.61
  6. Step 6: Final answer
    x = 418,879,371.14

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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.