Home / 15,929,152,345.20-21,982,232,388-8,792,567,504.06

Finding the Fourth Proportional to 15,929,152,345.20, 21,982,232,388 and 8,792,567,504.06

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Solution

The fourth proportional to 15,929,152,345.20, 21,982,232,388 and 8,792,567,504.06 is: 12,133,744,343.26

Step by Step Solution

  1. Step 1: Write the proportion equation
    15,929,152,345.20 : 21,982,232,388 = 8,792,567,504.06 : x
  2. Step 2: Convert to fraction form
    15,929,152,345.20/21,982,232,388 = 8,792,567,504.06/x
  3. Step 3: Cross multiply
    15,929,152,345.20x = 21,982,232,388 × 8,792,567,504.06
  4. Step 4: Simplify right side
    15,929,152,345.20x = 193,280,262,161,424,056,320
  5. Step 5: Solve for x
    x = 193,280,262,161,424,056,320/15,929,152,345.20
  6. Step 6: Final answer
    x = 12,133,744,343.26

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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.