Home / 10,352,544,142.70-15,528,816,214.05-8,514,372,392.30

Finding the Fourth Proportional to 10,352,544,142.70, 15,528,816,214.05 and 8,514,372,392.30

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Solution

The fourth proportional to 10,352,544,142.70, 15,528,816,214.05 and 8,514,372,392.30 is: 12,771,558,588.45

Step by Step Solution

  1. Step 1: Write the proportion equation
    10,352,544,142.70 : 15,528,816,214.05 = 8,514,372,392.30 : x
  2. Step 2: Convert to fraction form
    10,352,544,142.70/15,528,816,214.05 = 8,514,372,392.30/x
  3. Step 3: Cross multiply
    10,352,544,142.70x = 15,528,816,214.05 × 8,514,372,392.30
  4. Step 4: Simplify right side
    10,352,544,142.70x = 132,218,124,058,007,928,832
  5. Step 5: Solve for x
    x = 132,218,124,058,007,928,832/10,352,544,142.70
  6. Step 6: Final answer
    x = 12,771,558,588.45

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Double scale
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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.