Home / 109,422,694.81-164,190,613.74-48,054,981.52

Finding the Fourth Proportional to 109,422,694.81, 164,190,613.74 and 48,054,981.52

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Solution

The fourth proportional to 109,422,694.81, 164,190,613.74 and 48,054,981.52 is: 72,107,316.70

Step by Step Solution

  1. Step 1: Write the proportion equation
    109,422,694.81 : 164,190,613.74 = 48,054,981.52 : x
  2. Step 2: Convert to fraction form
    109,422,694.81/164,190,613.74 = 48,054,981.52/x
  3. Step 3: Cross multiply
    109,422,694.81x = 164,190,613.74 × 48,054,981.52
  4. Step 4: Simplify right side
    109,422,694.81x = 7,890,176,909,033,159
  5. Step 5: Solve for x
    x = 7,890,176,909,033,159/109,422,694.81
  6. Step 6: Final answer
    x = 72,107,316.70

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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.