Home / 89,645,980.94-123,768,573.46-73,165,417.34

Finding the Fourth Proportional to 89,645,980.94, 123,768,573.46 and 73,165,417.34

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Solution

The fourth proportional to 89,645,980.94, 123,768,573.46 and 73,165,417.34 is: 101,014,894.77

Step by Step Solution

  1. Step 1: Write the proportion equation
    89,645,980.94 : 123,768,573.46 = 73,165,417.34 : x
  2. Step 2: Convert to fraction form
    89,645,980.94/123,768,573.46 = 73,165,417.34/x
  3. Step 3: Cross multiply
    89,645,980.94x = 123,768,573.46 × 73,165,417.34
  4. Step 4: Simplify right side
    89,645,980.94x = 9,055,579,330,777,348
  5. Step 5: Solve for x
    x = 9,055,579,330,777,348/89,645,980.94
  6. Step 6: Final answer
    x = 101,014,894.77

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These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.