Home / 90,775,714.60-136,080,903.30-33,254,115.40

Finding the Fourth Proportional to 90,775,714.60, 136,080,903.30 and 33,254,115.40

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Solution

The fourth proportional to 90,775,714.60, 136,080,903.30 and 33,254,115.40 is: 49,850,888.89

Step by Step Solution

  1. Step 1: Write the proportion equation
    90,775,714.60 : 136,080,903.30 = 33,254,115.40 : x
  2. Step 2: Convert to fraction form
    90,775,714.60/136,080,903.30 = 33,254,115.40/x
  3. Step 3: Cross multiply
    90,775,714.60x = 136,080,903.30 × 33,254,115.40
  4. Step 4: Simplify right side
    90,775,714.60x = 4,525,250,062,074,441
  5. Step 5: Solve for x
    x = 4,525,250,062,074,441/90,775,714.60
  6. Step 6: Final answer
    x = 49,850,888.89

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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.