Home / 99,053,267.56-136,693,509.12-55,593,203.56

Finding the Fourth Proportional to 99,053,267.56, 136,693,509.12 and 55,593,203.56

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Solution

The fourth proportional to 99,053,267.56, 136,693,509.12 and 55,593,203.56 is: 76,718,620.85

Step by Step Solution

  1. Step 1: Write the proportion equation
    99,053,267.56 : 136,693,509.12 = 55,593,203.56 : x
  2. Step 2: Convert to fraction form
    99,053,267.56/136,693,509.12 = 55,593,203.56/x
  3. Step 3: Cross multiply
    99,053,267.56x = 136,693,509.12 × 55,593,203.56
  4. Step 4: Simplify right side
    99,053,267.56x = 7,599,230,077,838,877
  5. Step 5: Solve for x
    x = 7,599,230,077,838,877/99,053,267.56
  6. Step 6: Final answer
    x = 76,718,620.85

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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.