Home / 1,030,804,564.40-1,422,498,341.44-560,897,789.18

Finding the Fourth Proportional to 1,030,804,564.40, 1,422,498,341.44 and 560,897,789.18

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Solution

The fourth proportional to 1,030,804,564.40, 1,422,498,341.44 and 560,897,789.18 is: 774,032,442.60

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,030,804,564.40 : 1,422,498,341.44 = 560,897,789.18 : x
  2. Step 2: Convert to fraction form
    1,030,804,564.40/1,422,498,341.44 = 560,897,789.18/x
  3. Step 3: Cross multiply
    1,030,804,564.40x = 1,422,498,341.44 × 560,897,789.18
  4. Step 4: Simplify right side
    1,030,804,564.40x = 797,876,174,825,912,704
  5. Step 5: Solve for x
    x = 797,876,174,825,912,704/1,030,804,564.40
  6. Step 6: Final answer
    x = 774,032,442.60

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Double scale
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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.