Home / 90,116,662.62-124,363,439.73-50,964,294.18

Finding the Fourth Proportional to 90,116,662.62, 124,363,439.73 and 50,964,294.18

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Solution

The fourth proportional to 90,116,662.62, 124,363,439.73 and 50,964,294.18 is: 70,332,108.88

Step by Step Solution

  1. Step 1: Write the proportion equation
    90,116,662.62 : 124,363,439.73 = 50,964,294.18 : x
  2. Step 2: Convert to fraction form
    90,116,662.62/124,363,439.73 = 50,964,294.18/x
  3. Step 3: Cross multiply
    90,116,662.62x = 124,363,439.73 × 50,964,294.18
  4. Step 4: Simplify right side
    90,116,662.62x = 6,338,094,927,636,420
  5. Step 5: Solve for x
    x = 6,338,094,927,636,420/90,116,662.62
  6. Step 6: Final answer
    x = 70,332,108.88

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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.