Home / 132,415,009.32-182,732,541.65-82,160,536.83

Finding the Fourth Proportional to 132,415,009.32, 182,732,541.65 and 82,160,536.83

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Solution

The fourth proportional to 132,415,009.32, 182,732,541.65 and 82,160,536.83 is: 113,381,434.59

Step by Step Solution

  1. Step 1: Write the proportion equation
    132,415,009.32 : 182,732,541.65 = 82,160,536.83 : x
  2. Step 2: Convert to fraction form
    132,415,009.32/182,732,541.65 = 82,160,536.83/x
  3. Step 3: Cross multiply
    132,415,009.32x = 182,732,541.65 × 82,160,536.83
  4. Step 4: Simplify right side
    132,415,009.32x = 15,013,403,717,863,532
  5. Step 5: Solve for x
    x = 15,013,403,717,863,532/132,415,009.32
  6. Step 6: Final answer
    x = 113,381,434.59

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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.