Home / 463,648,750.40-695,473,125.60-221,784,046.40

Finding the Fourth Proportional to 463,648,750.40, 695,473,125.60 and 221,784,046.40

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Solution

The fourth proportional to 463,648,750.40, 695,473,125.60 and 221,784,046.40 is: 332,676,069.60

Step by Step Solution

  1. Step 1: Write the proportion equation
    463,648,750.40 : 695,473,125.60 = 221,784,046.40 : x
  2. Step 2: Convert to fraction form
    463,648,750.40/695,473,125.60 = 221,784,046.40/x
  3. Step 3: Cross multiply
    463,648,750.40x = 695,473,125.60 × 221,784,046.40
  4. Step 4: Simplify right side
    463,648,750.40x = 154,244,843,958,023,424
  5. Step 5: Solve for x
    x = 154,244,843,958,023,424/463,648,750.40
  6. Step 6: Final answer
    x = 332,676,069.60

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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.