Home / 1,036,998,558.20-1,556,095,034.10-391,229,751.80

Finding the Fourth Proportional to 1,036,998,558.20, 1,556,095,034.10 and 391,229,751.80

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Solution

The fourth proportional to 1,036,998,558.20, 1,556,095,034.10 and 391,229,751.80 is: 587,069,932.89

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,036,998,558.20 : 1,556,095,034.10 = 391,229,751.80 : x
  2. Step 2: Convert to fraction form
    1,036,998,558.20/1,556,095,034.10 = 391,229,751.80/x
  3. Step 3: Cross multiply
    1,036,998,558.20x = 1,556,095,034.10 × 391,229,751.80
  4. Step 4: Simplify right side
    1,036,998,558.20x = 608,790,673,968,155,520
  5. Step 5: Solve for x
    x = 608,790,673,968,155,520/1,036,998,558.20
  6. Step 6: Final answer
    x = 587,069,932.89

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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.