Home / 744,838,727.68-1,117,258,022.40-284,823,424

Finding the Fourth Proportional to 744,838,727.68, 1,117,258,022.40 and 284,823,424

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Solution

The fourth proportional to 744,838,727.68, 1,117,258,022.40 and 284,823,424 is: 427,235,109.57

Step by Step Solution

  1. Step 1: Write the proportion equation
    744,838,727.68 : 1,117,258,022.40 = 284,823,424 : x
  2. Step 2: Convert to fraction form
    744,838,727.68/1,117,258,022.40 = 284,823,424/x
  3. Step 3: Cross multiply
    744,838,727.68x = 1,117,258,022.40 × 284,823,424
  4. Step 4: Simplify right side
    744,838,727.68x = 318,221,255,431,436,736
  5. Step 5: Solve for x
    x = 318,221,255,431,436,736/744,838,727.68
  6. Step 6: Final answer
    x = 427,235,109.57

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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.