Home / 1,186,069,179.37-1,779,907,532.25-486,687,754.79

Finding the Fourth Proportional to 1,186,069,179.37, 1,779,907,532.25 and 486,687,754.79

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Solution

The fourth proportional to 1,186,069,179.37, 1,779,907,532.25 and 486,687,754.79 is: 730,361,445.75

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,186,069,179.37 : 1,779,907,532.25 = 486,687,754.79 : x
  2. Step 2: Convert to fraction form
    1,186,069,179.37/1,779,907,532.25 = 486,687,754.79/x
  3. Step 3: Cross multiply
    1,186,069,179.37x = 1,779,907,532.25 × 486,687,754.79
  4. Step 4: Simplify right side
    1,186,069,179.37x = 866,259,200,604,562,048
  5. Step 5: Solve for x
    x = 866,259,200,604,562,048/1,186,069,179.37
  6. Step 6: Final answer
    x = 730,361,445.75

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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.