Home / 361,881,268.58-542,732,222.19-103,098,730.79

Finding the Fourth Proportional to 361,881,268.58, 542,732,222.19 and 103,098,730.79

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Solution

The fourth proportional to 361,881,268.58, 542,732,222.19 and 103,098,730.79 is: 154,622,546.47

Step by Step Solution

  1. Step 1: Write the proportion equation
    361,881,268.58 : 542,732,222.19 = 103,098,730.79 : x
  2. Step 2: Convert to fraction form
    361,881,268.58/542,732,222.19 = 103,098,730.79/x
  3. Step 3: Cross multiply
    361,881,268.58x = 542,732,222.19 × 103,098,730.79
  4. Step 4: Simplify right side
    361,881,268.58x = 55,955,003,266,625,280
  5. Step 5: Solve for x
    x = 55,955,003,266,625,280/361,881,268.58
  6. Step 6: Final answer
    x = 154,622,546.47

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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.