Home / 1,214,231,797.08-1,675,645,227.65-657,314,844.14

Finding the Fourth Proportional to 1,214,231,797.08, 1,675,645,227.65 and 657,314,844.14

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Solution

The fourth proportional to 1,214,231,797.08, 1,675,645,227.65 and 657,314,844.14 is: 907,097,379.84

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,214,231,797.08 : 1,675,645,227.65 = 657,314,844.14 : x
  2. Step 2: Convert to fraction form
    1,214,231,797.08/1,675,645,227.65 = 657,314,844.14/x
  3. Step 3: Cross multiply
    1,214,231,797.08x = 1,675,645,227.65 × 657,314,844.14
  4. Step 4: Simplify right side
    1,214,231,797.08x = 1,101,426,481,652,526,976
  5. Step 5: Solve for x
    x = 1,101,426,481,652,526,976/1,214,231,797.08
  6. Step 6: Final answer
    x = 907,097,379.84

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Half scale
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Double scale
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1.5x scale

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.