Home / 361,881,269.58-542,732,223.69-103,098,731.79

Finding the Fourth Proportional to 361,881,269.58, 542,732,223.69 and 103,098,731.79

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Solution

The fourth proportional to 361,881,269.58, 542,732,223.69 and 103,098,731.79 is: 154,622,547.97

Step by Step Solution

  1. Step 1: Write the proportion equation
    361,881,269.58 : 542,732,223.69 = 103,098,731.79 : x
  2. Step 2: Convert to fraction form
    361,881,269.58/542,732,223.69 = 103,098,731.79/x
  3. Step 3: Cross multiply
    361,881,269.58x = 542,732,223.69 × 103,098,731.79
  4. Step 4: Simplify right side
    361,881,269.58x = 55,955,003,964,005,600
  5. Step 5: Solve for x
    x = 55,955,003,964,005,600/361,881,269.58
  6. Step 6: Final answer
    x = 154,622,547.97

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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.