Home / 424,647,382.41-585,711,518.67-283,447,411.18

Finding the Fourth Proportional to 424,647,382.41, 585,711,518.67 and 283,447,411.18

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Solution

The fourth proportional to 424,647,382.41, 585,711,518.67 and 283,447,411.18 is: 390,955,933.18

Step by Step Solution

  1. Step 1: Write the proportion equation
    424,647,382.41 : 585,711,518.67 = 283,447,411.18 : x
  2. Step 2: Convert to fraction form
    424,647,382.41/585,711,518.67 = 283,447,411.18/x
  3. Step 3: Cross multiply
    424,647,382.41x = 585,711,518.67 × 283,447,411.18
  4. Step 4: Simplify right side
    424,647,382.41x = 166,018,413,663,853,440
  5. Step 5: Solve for x
    x = 166,018,413,663,853,440/424,647,382.41
  6. Step 6: Final answer
    x = 390,955,933.18

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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.