Home / 527,285,723.86-790,374,927.09-177,410,332.89

Finding the Fourth Proportional to 527,285,723.86, 790,374,927.09 and 177,410,332.89

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Solution

The fourth proportional to 527,285,723.86, 790,374,927.09 and 177,410,332.89 is: 265,929,215.56

Step by Step Solution

  1. Step 1: Write the proportion equation
    527,285,723.86 : 790,374,927.09 = 177,410,332.89 : x
  2. Step 2: Convert to fraction form
    527,285,723.86/790,374,927.09 = 177,410,332.89/x
  3. Step 3: Cross multiply
    527,285,723.86x = 790,374,927.09 × 177,410,332.89
  4. Step 4: Simplify right side
    527,285,723.86x = 140,220,678,918,994,496
  5. Step 5: Solve for x
    x = 140,220,678,918,994,496/527,285,723.86
  6. Step 6: Final answer
    x = 265,929,215.56

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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.