Home / 1,159,408,406.52-1,599,996,287.82-630,775,397.88

Finding the Fourth Proportional to 1,159,408,406.52, 1,599,996,287.82 and 630,775,397.88

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Solution

The fourth proportional to 1,159,408,406.52, 1,599,996,287.82 and 630,775,397.88 is: 870,476,951.33

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,159,408,406.52 : 1,599,996,287.82 = 630,775,397.88 : x
  2. Step 2: Convert to fraction form
    1,159,408,406.52/1,599,996,287.82 = 630,775,397.88/x
  3. Step 3: Cross multiply
    1,159,408,406.52x = 1,599,996,287.82 × 630,775,397.88
  4. Step 4: Simplify right side
    1,159,408,406.52x = 1,009,238,295,056,183,424
  5. Step 5: Solve for x
    x = 1,009,238,295,056,183,424/1,159,408,406.52
  6. Step 6: Final answer
    x = 870,476,951.33

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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.