Home / 527,909,052.60-792,147,014.10-221,232,166.20

Finding the Fourth Proportional to 527,909,052.60, 792,147,014.10 and 221,232,166.20

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Solution

The fourth proportional to 527,909,052.60, 792,147,014.10 and 221,232,166.20 is: 331,967,029.20

Step by Step Solution

  1. Step 1: Write the proportion equation
    527,909,052.60 : 792,147,014.10 = 221,232,166.20 : x
  2. Step 2: Convert to fraction form
    527,909,052.60/792,147,014.10 = 221,232,166.20/x
  3. Step 3: Cross multiply
    527,909,052.60x = 792,147,014.10 × 221,232,166.20
  4. Step 4: Simplify right side
    527,909,052.60x = 175,248,399,878,204,928
  5. Step 5: Solve for x
    x = 175,248,399,878,204,928/527,909,052.60
  6. Step 6: Final answer
    x = 331,967,029.20

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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.