Home / 90,227,899.36-124,511,279.43-51,068,835.35

Finding the Fourth Proportional to 90,227,899.36, 124,511,279.43 and 51,068,835.35

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Solution

The fourth proportional to 90,227,899.36, 124,511,279.43 and 51,068,835.35 is: 70,473,169.31

Step by Step Solution

  1. Step 1: Write the proportion equation
    90,227,899.36 : 124,511,279.43 = 51,068,835.35 : x
  2. Step 2: Convert to fraction form
    90,227,899.36/124,511,279.43 = 51,068,835.35/x
  3. Step 3: Cross multiply
    90,227,899.36x = 124,511,279.43 × 51,068,835.35
  4. Step 4: Simplify right side
    90,227,899.36x = 6,358,646,028,464,381
  5. Step 5: Solve for x
    x = 6,358,646,028,464,381/90,227,899.36
  6. Step 6: Final answer
    x = 70,473,169.31

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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.