Home / 22,704,146,530.56-31,104,161,150.12-21,855,288,199.68

Finding the Fourth Proportional to 22,704,146,530.56, 31,104,161,150.12 and 21,855,288,199.68

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Solution

The fourth proportional to 22,704,146,530.56, 31,104,161,150.12 and 21,855,288,199.68 is: 29,941,244,663.40

Step by Step Solution

  1. Step 1: Write the proportion equation
    22,704,146,530.56 : 31,104,161,150.12 = 21,855,288,199.68 : x
  2. Step 2: Convert to fraction form
    22,704,146,530.56/31,104,161,150.12 = 21,855,288,199.68/x
  3. Step 3: Cross multiply
    22,704,146,530.56x = 31,104,161,150.12 × 21,855,288,199.68
  4. Step 4: Simplify right side
    22,704,146,530.56x = 679,790,406,145,162,739,712
  5. Step 5: Solve for x
    x = 679,790,406,145,162,739,712/22,704,146,530.56
  6. Step 6: Final answer
    x = 29,941,244,663.40

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Double scale
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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.37) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.