Home / 1,010,394,028.90-1,515,591,043.35-575,037,561.70

Finding the Fourth Proportional to 1,010,394,028.90, 1,515,591,043.35 and 575,037,561.70

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Solution

The fourth proportional to 1,010,394,028.90, 1,515,591,043.35 and 575,037,561.70 is: 862,556,342.55

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,010,394,028.90 : 1,515,591,043.35 = 575,037,561.70 : x
  2. Step 2: Convert to fraction form
    1,010,394,028.90/1,515,591,043.35 = 575,037,561.70/x
  3. Step 3: Cross multiply
    1,010,394,028.90x = 1,515,591,043.35 × 575,037,561.70
  4. Step 4: Simplify right side
    1,010,394,028.90x = 871,521,778,102,343,040
  5. Step 5: Solve for x
    x = 871,521,778,102,343,040/1,010,394,028.90
  6. Step 6: Final answer
    x = 862,556,342.55

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Double scale
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Similar ratio
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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.