Home / 562,074,225.60-775,645,772.16-311,189,799

Finding the Fourth Proportional to 562,074,225.60, 775,645,772.16 and 311,189,799

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Solution

The fourth proportional to 562,074,225.60, 775,645,772.16 and 311,189,799 is: 429,432,699.35

Step by Step Solution

  1. Step 1: Write the proportion equation
    562,074,225.60 : 775,645,772.16 = 311,189,799 : x
  2. Step 2: Convert to fraction form
    562,074,225.60/775,645,772.16 = 311,189,799/x
  3. Step 3: Cross multiply
    562,074,225.60x = 775,645,772.16 × 311,189,799
  4. Step 4: Simplify right side
    562,074,225.60x = 241,373,051,933,670,176
  5. Step 5: Solve for x
    x = 241,373,051,933,670,176/562,074,225.60
  6. Step 6: Final answer
    x = 429,432,699.35

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Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.