Home / 1,298,692,792.92-1,948,708,936.62-608,670,148.44

Finding the Fourth Proportional to 1,298,692,792.92, 1,948,708,936.62 and 608,670,148.44

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Solution

The fourth proportional to 1,298,692,792.92, 1,948,708,936.62 and 608,670,148.44 is: 913,319,119.18

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,298,692,792.92 : 1,948,708,936.62 = 608,670,148.44 : x
  2. Step 2: Convert to fraction form
    1,298,692,792.92/1,948,708,936.62 = 608,670,148.44/x
  3. Step 3: Cross multiply
    1,298,692,792.92x = 1,948,708,936.62 × 608,670,148.44
  4. Step 4: Simplify right side
    1,298,692,792.92x = 1,186,120,957,718,850,048
  5. Step 5: Solve for x
    x = 1,186,120,957,718,850,048/1,298,692,792.92
  6. Step 6: Final answer
    x = 913,319,119.18

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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.