Home / 176,353,508.61-243,008,932.87-136,418,427.51

Finding the Fourth Proportional to 176,353,508.61, 243,008,932.87 and 136,418,427.51

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Solution

The fourth proportional to 176,353,508.61, 243,008,932.87 and 136,418,427.51 is: 187,979,795.55

Step by Step Solution

  1. Step 1: Write the proportion equation
    176,353,508.61 : 243,008,932.87 = 136,418,427.51 : x
  2. Step 2: Convert to fraction form
    176,353,508.61/243,008,932.87 = 136,418,427.51/x
  3. Step 3: Cross multiply
    176,353,508.61x = 243,008,932.87 × 136,418,427.51
  4. Step 4: Simplify right side
    176,353,508.61x = 33,150,896,493,008,548
  5. Step 5: Solve for x
    x = 33,150,896,493,008,548/176,353,508.61
  6. Step 6: Final answer
    x = 187,979,795.55

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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.