Home / 548,115,804.02-822,222,020.13-154,646,077.13

Finding the Fourth Proportional to 548,115,804.02, 822,222,020.13 and 154,646,077.13

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Solution

The fourth proportional to 548,115,804.02, 822,222,020.13 and 154,646,077.13 is: 231,982,747.09

Step by Step Solution

  1. Step 1: Write the proportion equation
    548,115,804.02 : 822,222,020.13 = 154,646,077.13 : x
  2. Step 2: Convert to fraction form
    548,115,804.02/822,222,020.13 = 154,646,077.13/x
  3. Step 3: Cross multiply
    548,115,804.02x = 822,222,020.13 × 154,646,077.13
  4. Step 4: Simplify right side
    548,115,804.02x = 127,153,409,938,897,280
  5. Step 5: Solve for x
    x = 127,153,409,938,897,280/548,115,804.02
  6. Step 6: Final answer
    x = 231,982,747.09

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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.