Home / 474,144,000.40-711,216,000.60-201,523,661.20

Finding the Fourth Proportional to 474,144,000.40, 711,216,000.60 and 201,523,661.20

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Solution

The fourth proportional to 474,144,000.40, 711,216,000.60 and 201,523,661.20 is: 302,285,491.80

Step by Step Solution

  1. Step 1: Write the proportion equation
    474,144,000.40 : 711,216,000.60 = 201,523,661.20 : x
  2. Step 2: Convert to fraction form
    474,144,000.40/711,216,000.60 = 201,523,661.20/x
  3. Step 3: Cross multiply
    474,144,000.40x = 711,216,000.60 × 201,523,661.20
  4. Step 4: Simplify right side
    474,144,000.40x = 143,326,852,344,933,392
  5. Step 5: Solve for x
    x = 143,326,852,344,933,392/474,144,000.40
  6. Step 6: Final answer
    x = 302,285,491.80

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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.