Home / 10,352,544,135.20-15,528,816,202.80-8,514,372,384.80

Finding the Fourth Proportional to 10,352,544,135.20, 15,528,816,202.80 and 8,514,372,384.80

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Solution

The fourth proportional to 10,352,544,135.20, 15,528,816,202.80 and 8,514,372,384.80 is: 12,771,558,577.20

Step by Step Solution

  1. Step 1: Write the proportion equation
    10,352,544,135.20 : 15,528,816,202.80 = 8,514,372,384.80 : x
  2. Step 2: Convert to fraction form
    10,352,544,135.20/15,528,816,202.80 = 8,514,372,384.80/x
  3. Step 3: Cross multiply
    10,352,544,135.20x = 15,528,816,202.80 × 8,514,372,384.80
  4. Step 4: Simplify right side
    10,352,544,135.20x = 132,218,123,845,755,109,376
  5. Step 5: Solve for x
    x = 132,218,123,845,755,109,376/10,352,544,135.20
  6. Step 6: Final answer
    x = 12,771,558,577.20

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Double scale
Find fourth proportional to 10,352,544,136.20, 15,528,816,204.30 and 8,514,372,385.80
Similar ratio
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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.