Home / 89,645,994.63-123,768,592.35-73,165,431.04

Finding the Fourth Proportional to 89,645,994.63, 123,768,592.35 and 73,165,431.04

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Solution

The fourth proportional to 89,645,994.63, 123,768,592.35 and 73,165,431.04 is: 101,014,913.66

Step by Step Solution

  1. Step 1: Write the proportion equation
    89,645,994.63 : 123,768,592.35 = 73,165,431.04 : x
  2. Step 2: Convert to fraction form
    89,645,994.63/123,768,592.35 = 73,165,431.04/x
  3. Step 3: Cross multiply
    89,645,994.63x = 123,768,592.35 × 73,165,431.04
  4. Step 4: Simplify right side
    89,645,994.63x = 9,055,582,407,517,126
  5. Step 5: Solve for x
    x = 9,055,582,407,517,126/89,645,994.63
  6. Step 6: Final answer
    x = 101,014,913.66

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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.