Home / 527,285,714.48-790,374,913.04-177,410,323.50

Finding the Fourth Proportional to 527,285,714.48, 790,374,913.04 and 177,410,323.50

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Solution

The fourth proportional to 527,285,714.48, 790,374,913.04 and 177,410,323.50 is: 265,929,201.49

Step by Step Solution

  1. Step 1: Write the proportion equation
    527,285,714.48 : 790,374,913.04 = 177,410,323.50 : x
  2. Step 2: Convert to fraction form
    527,285,714.48/790,374,913.04 = 177,410,323.50/x
  3. Step 3: Cross multiply
    527,285,714.48x = 790,374,913.04 × 177,410,323.50
  4. Step 4: Simplify right side
    527,285,714.48x = 140,220,669,008,710,768
  5. Step 5: Solve for x
    x = 140,220,669,008,710,768/527,285,714.48
  6. Step 6: Final answer
    x = 265,929,201.49

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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.