Home / 906,012,071.41-1,359,019,683.55-284,275,017.08

Finding the Fourth Proportional to 906,012,071.41, 1,359,019,683.55 and 284,275,017.08

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Solution

The fourth proportional to 906,012,071.41, 1,359,019,683.55 and 284,275,017.08 is: 426,413,020.25

Step by Step Solution

  1. Step 1: Write the proportion equation
    906,012,071.41 : 1,359,019,683.55 = 284,275,017.08 : x
  2. Step 2: Convert to fraction form
    906,012,071.41/1,359,019,683.55 = 284,275,017.08/x
  3. Step 3: Cross multiply
    906,012,071.41x = 1,359,019,683.55 × 284,275,017.08
  4. Step 4: Simplify right side
    906,012,071.41x = 386,335,343,749,124,160
  5. Step 5: Solve for x
    x = 386,335,343,749,124,160/906,012,071.41
  6. Step 6: Final answer
    x = 426,413,020.25

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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.