Home / 302,662,626.80-453,993,940.20-149,607,618.80

Finding the Fourth Proportional to 302,662,626.80, 453,993,940.20 and 149,607,618.80

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Solution

The fourth proportional to 302,662,626.80, 453,993,940.20 and 149,607,618.80 is: 224,411,428.20

Step by Step Solution

  1. Step 1: Write the proportion equation
    302,662,626.80 : 453,993,940.20 = 149,607,618.80 : x
  2. Step 2: Convert to fraction form
    302,662,626.80/453,993,940.20 = 149,607,618.80/x
  3. Step 3: Cross multiply
    302,662,626.80x = 453,993,940.20 × 149,607,618.80
  4. Step 4: Simplify right side
    302,662,626.80x = 67,920,952,342,951,600
  5. Step 5: Solve for x
    x = 67,920,952,342,951,600/302,662,626.80
  6. Step 6: Final answer
    x = 224,411,428.20

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1.5x scale

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.