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Finding the Fourth Proportional to 302,662,635.80, 453,993,953.70 and 149,607,627.80

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Solution

The fourth proportional to 302,662,635.80, 453,993,953.70 and 149,607,627.80 is: 224,411,441.70

Step by Step Solution

  1. Step 1: Write the proportion equation
    302,662,635.80 : 453,993,953.70 = 149,607,627.80 : x
  2. Step 2: Convert to fraction form
    302,662,635.80/453,993,953.70 = 149,607,627.80/x
  3. Step 3: Cross multiply
    302,662,635.80x = 453,993,953.70 × 149,607,627.80
  4. Step 4: Simplify right side
    302,662,635.80x = 67,920,958,448,600,040
  5. Step 5: Solve for x
    x = 67,920,958,448,600,040/302,662,635.80
  6. Step 6: Final answer
    x = 224,411,441.70

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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.