Home / 370,660,621.04-556,023,245.16-121,591,200.68

Finding the Fourth Proportional to 370,660,621.04, 556,023,245.16 and 121,591,200.68

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Solution

The fourth proportional to 370,660,621.04, 556,023,245.16 and 121,591,200.68 is: 182,397,401.15

Step by Step Solution

  1. Step 1: Write the proportion equation
    370,660,621.04 : 556,023,245.16 = 121,591,200.68 : x
  2. Step 2: Convert to fraction form
    370,660,621.04/556,023,245.16 = 121,591,200.68/x
  3. Step 3: Cross multiply
    370,660,621.04x = 556,023,245.16 × 121,591,200.68
  4. Step 4: Simplify right side
    370,660,621.04x = 67,607,533,984,994,400
  5. Step 5: Solve for x
    x = 67,607,533,984,994,400/370,660,621.04
  6. Step 6: Final answer
    x = 182,397,401.15

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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.