Home / 90,846,554.60-136,287,546.60-39,031,057.10

Finding the Fourth Proportional to 90,846,554.60, 136,287,546.60 and 39,031,057.10

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Solution

The fourth proportional to 90,846,554.60, 136,287,546.60 and 39,031,057.10 is: 58,554,196.54

Step by Step Solution

  1. Step 1: Write the proportion equation
    90,846,554.60 : 136,287,546.60 = 39,031,057.10 : x
  2. Step 2: Convert to fraction form
    90,846,554.60/136,287,546.60 = 39,031,057.10/x
  3. Step 3: Cross multiply
    90,846,554.60x = 136,287,546.60 × 39,031,057.10
  4. Step 4: Simplify right side
    90,846,554.60x = 5,319,447,013,363,511
  5. Step 5: Solve for x
    x = 5,319,447,013,363,511/90,846,554.60
  6. Step 6: Final answer
    x = 58,554,196.54

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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.