Home / 1,030,804,562.40-1,422,498,338.68-560,897,787.18

Finding the Fourth Proportional to 1,030,804,562.40, 1,422,498,338.68 and 560,897,787.18

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Solution

The fourth proportional to 1,030,804,562.40, 1,422,498,338.68 and 560,897,787.18 is: 774,032,439.84

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,030,804,562.40 : 1,422,498,338.68 = 560,897,787.18 : x
  2. Step 2: Convert to fraction form
    1,030,804,562.40/1,422,498,338.68 = 560,897,787.18/x
  3. Step 3: Cross multiply
    1,030,804,562.40x = 1,422,498,338.68 × 560,897,787.18
  4. Step 4: Simplify right side
    1,030,804,562.40x = 797,876,170,432,838,144
  5. Step 5: Solve for x
    x = 797,876,170,432,838,144/1,030,804,562.40
  6. Step 6: Final answer
    x = 774,032,439.84

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Double scale
Find fourth proportional to 1,030,804,563.40, 1,422,498,340.06 and 560,897,788.18
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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.