Home / 3,870,009,348.25-5,805,035,281.64-961,964,196.25

Finding the Fourth Proportional to 3,870,009,348.25, 5,805,035,281.64 and 961,964,196.25

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Solution

The fourth proportional to 3,870,009,348.25, 5,805,035,281.64 and 961,964,196.25 is: 1,442,951,578.77

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,870,009,348.25 : 5,805,035,281.64 = 961,964,196.25 : x
  2. Step 2: Convert to fraction form
    3,870,009,348.25/5,805,035,281.64 = 961,964,196.25/x
  3. Step 3: Cross multiply
    3,870,009,348.25x = 5,805,035,281.64 × 961,964,196.25
  4. Step 4: Simplify right side
    3,870,009,348.25x = 5,584,236,098,900,904,960
  5. Step 5: Solve for x
    x = 5,584,236,098,900,904,960/3,870,009,348.25
  6. Step 6: Final answer
    x = 1,442,951,578.77

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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.