Home / 79,142,805.63-109,216,988.91-44,335,741.07

Finding the Fourth Proportional to 79,142,805.63, 109,216,988.91 and 44,335,741.07

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Solution

The fourth proportional to 79,142,805.63, 109,216,988.91 and 44,335,741.07 is: 61,183,276.26

Step by Step Solution

  1. Step 1: Write the proportion equation
    79,142,805.63 : 109,216,988.91 = 44,335,741.07 : x
  2. Step 2: Convert to fraction form
    79,142,805.63/109,216,988.91 = 44,335,741.07/x
  3. Step 3: Cross multiply
    79,142,805.63x = 109,216,988.91 × 44,335,741.07
  4. Step 4: Simplify right side
    79,142,805.63x = 4,842,216,141,031,864
  5. Step 5: Solve for x
    x = 4,842,216,141,031,864/79,142,805.63
  6. Step 6: Final answer
    x = 61,183,276.26

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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.