Home / 559,873,451.20-839,810,176.80-355,632,145.60

Finding the Fourth Proportional to 559,873,451.20, 839,810,176.80 and 355,632,145.60

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Solution

The fourth proportional to 559,873,451.20, 839,810,176.80 and 355,632,145.60 is: 533,448,218.40

Step by Step Solution

  1. Step 1: Write the proportion equation
    559,873,451.20 : 839,810,176.80 = 355,632,145.60 : x
  2. Step 2: Convert to fraction form
    559,873,451.20/839,810,176.80 = 355,632,145.60/x
  3. Step 3: Cross multiply
    559,873,451.20x = 839,810,176.80 × 355,632,145.60
  4. Step 4: Simplify right side
    559,873,451.20x = 298,663,495,072,099,328
  5. Step 5: Solve for x
    x = 298,663,495,072,099,328/559,873,451.20
  6. Step 6: Final answer
    x = 533,448,218.40

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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.