Home / 1,285,331,032,325.30-1,773,703,290,878.90-699,383,179,052.74

Finding the Fourth Proportional to 1,285,331,032,325.30, 1,773,703,290,878.90 and 699,383,179,052.74

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Solution

The fourth proportional to 1,285,331,032,325.30, 1,773,703,290,878.90 and 699,383,179,052.74 is: 965,119,657,950.68

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,285,331,032,325.30 : 1,773,703,290,878.90 = 699,383,179,052.74 : x
  2. Step 2: Convert to fraction form
    1,285,331,032,325.30/1,773,703,290,878.90 = 699,383,179,052.74/x
  3. Step 3: Cross multiply
    1,285,331,032,325.30x = 1,773,703,290,878.90 × 699,383,179,052.74
  4. Step 4: Simplify right side
    1,285,331,032,325.30x = 1,240,498,246,271,191,780,163,584
  5. Step 5: Solve for x
    x = 1,240,498,246,271,191,780,163,584/1,285,331,032,325.30
  6. Step 6: Final answer
    x = 965,119,657,950.68

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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.