Home / 1,030,804,554.39-1,422,498,327.64-560,897,779.18

Finding the Fourth Proportional to 1,030,804,554.39, 1,422,498,327.64 and 560,897,779.18

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Solution

The fourth proportional to 1,030,804,554.39, 1,422,498,327.64 and 560,897,779.18 is: 774,032,428.81

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,030,804,554.39 : 1,422,498,327.64 = 560,897,779.18 : x
  2. Step 2: Convert to fraction form
    1,030,804,554.39/1,422,498,327.64 = 560,897,779.18/x
  3. Step 3: Cross multiply
    1,030,804,554.39x = 1,422,498,327.64 × 560,897,779.18
  4. Step 4: Simplify right side
    1,030,804,554.39x = 797,876,152,860,540,032
  5. Step 5: Solve for x
    x = 797,876,152,860,540,032/1,030,804,554.39
  6. Step 6: Final answer
    x = 774,032,428.81

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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.