Home / 88,576,032.30-132,864,048.45-87,381,638.70

Finding the Fourth Proportional to 88,576,032.30, 132,864,048.45 and 87,381,638.70

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Solution

The fourth proportional to 88,576,032.30, 132,864,048.45 and 87,381,638.70 is: 131,072,458.05

Step by Step Solution

  1. Step 1: Write the proportion equation
    88,576,032.30 : 132,864,048.45 = 87,381,638.70 : x
  2. Step 2: Convert to fraction form
    88,576,032.30/132,864,048.45 = 87,381,638.70/x
  3. Step 3: Cross multiply
    88,576,032.30x = 132,864,048.45 × 87,381,638.70
  4. Step 4: Simplify right side
    88,576,032.30x = 11,609,878,277,877,196
  5. Step 5: Solve for x
    x = 11,609,878,277,877,196/88,576,032.30
  6. Step 6: Final answer
    x = 131,072,458.05

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Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.