Home / 38,239,292,245.00-52,770,387,356.38-20,858,581,228.94

Finding the Fourth Proportional to 38,239,292,245.00, 52,770,387,356.38 and 20,858,581,228.94

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Solution

The fourth proportional to 38,239,292,245.00, 52,770,387,356.38 and 20,858,581,228.94 is: 28,784,931,585.65

Step by Step Solution

  1. Step 1: Write the proportion equation
    38,239,292,245.00 : 52,770,387,356.38 = 20,858,581,228.94 : x
  2. Step 2: Convert to fraction form
    38,239,292,245.00/52,770,387,356.38 = 20,858,581,228.94/x
  3. Step 3: Cross multiply
    38,239,292,245.00x = 52,770,387,356.38 × 20,858,581,228.94
  4. Step 4: Simplify right side
    38,239,292,245.00x = 1,100,715,411,155,933,462,528
  5. Step 5: Solve for x
    x = 1,100,715,411,155,933,462,528/38,239,292,245.00
  6. Step 6: Final answer
    x = 28,784,931,585.65

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Double scale
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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.