Home / 79,103,602.11-109,162,955.15-43,823,699.76

Finding the Fourth Proportional to 79,103,602.11, 109,162,955.15 and 43,823,699.76

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Solution

The fourth proportional to 79,103,602.11, 109,162,955.15 and 43,823,699.76 is: 60,476,696.94

Step by Step Solution

  1. Step 1: Write the proportion equation
    79,103,602.11 : 109,162,955.15 = 43,823,699.76 : x
  2. Step 2: Convert to fraction form
    79,103,602.11/109,162,955.15 = 43,823,699.76/x
  3. Step 3: Cross multiply
    79,103,602.11x = 109,162,955.15 × 43,823,699.76
  4. Step 4: Simplify right side
    79,103,602.11x = 4,783,924,572,009,255
  5. Step 5: Solve for x
    x = 4,783,924,572,009,255/79,103,602.11
  6. Step 6: Final answer
    x = 60,476,696.94

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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.