Home / 906,012,071.16-1,359,019,683.17-284,275,016.83

Finding the Fourth Proportional to 906,012,071.16, 1,359,019,683.17 and 284,275,016.83

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Solution

The fourth proportional to 906,012,071.16, 1,359,019,683.17 and 284,275,016.83 is: 426,413,019.87

Step by Step Solution

  1. Step 1: Write the proportion equation
    906,012,071.16 : 1,359,019,683.17 = 284,275,016.83 : x
  2. Step 2: Convert to fraction form
    906,012,071.16/1,359,019,683.17 = 284,275,016.83/x
  3. Step 3: Cross multiply
    906,012,071.16x = 1,359,019,683.17 × 284,275,016.83
  4. Step 4: Simplify right side
    906,012,071.16x = 386,335,343,302,766,080
  5. Step 5: Solve for x
    x = 386,335,343,302,766,080/906,012,071.16
  6. Step 6: Final answer
    x = 426,413,019.87

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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.