Home / 90,304,632.14-124,630,730.24-50,622,880.42

Finding the Fourth Proportional to 90,304,632.14, 124,630,730.24 and 50,622,880.42

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Solution

The fourth proportional to 90,304,632.14, 124,630,730.24 and 50,622,880.42 is: 69,865,370.18

Step by Step Solution

  1. Step 1: Write the proportion equation
    90,304,632.14 : 124,630,730.24 = 50,622,880.42 : x
  2. Step 2: Convert to fraction form
    90,304,632.14/124,630,730.24 = 50,622,880.42/x
  3. Step 3: Cross multiply
    90,304,632.14x = 124,630,730.24 × 50,622,880.42
  4. Step 4: Simplify right side
    90,304,632.14x = 6,309,166,553,499,472
  5. Step 5: Solve for x
    x = 6,309,166,553,499,472/90,304,632.14
  6. Step 6: Final answer
    x = 69,865,370.18

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1.5x scale

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.