Home / 527,909,062.60-792,147,029.10-221,232,176.20

Finding the Fourth Proportional to 527,909,062.60, 792,147,029.10 and 221,232,176.20

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Solution

The fourth proportional to 527,909,062.60, 792,147,029.10 and 221,232,176.20 is: 331,967,044.20

Step by Step Solution

  1. Step 1: Write the proportion equation
    527,909,062.60 : 792,147,029.10 = 221,232,176.20 : x
  2. Step 2: Convert to fraction form
    527,909,062.60/792,147,029.10 = 221,232,176.20/x
  3. Step 3: Cross multiply
    527,909,062.60x = 792,147,029.10 × 221,232,176.20
  4. Step 4: Simplify right side
    527,909,062.60x = 175,248,411,118,157,728
  5. Step 5: Solve for x
    x = 175,248,411,118,157,728/527,909,062.60
  6. Step 6: Final answer
    x = 331,967,044.20

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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.