Home / 53,675,559,812.70-80,513,339,719.05-18,342,811,215.90

Finding the Fourth Proportional to 53,675,559,812.70, 80,513,339,719.05 and 18,342,811,215.90

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Solution

The fourth proportional to 53,675,559,812.70, 80,513,339,719.05 and 18,342,811,215.90 is: 27,514,216,823.85

Step by Step Solution

  1. Step 1: Write the proportion equation
    53,675,559,812.70 : 80,513,339,719.05 = 18,342,811,215.90 : x
  2. Step 2: Convert to fraction form
    53,675,559,812.70/80,513,339,719.05 = 18,342,811,215.90/x
  3. Step 3: Cross multiply
    53,675,559,812.70x = 80,513,339,719.05 × 18,342,811,215.90
  4. Step 4: Simplify right side
    53,675,559,812.70x = 1,476,840,990,828,157,468,672
  5. Step 5: Solve for x
    x = 1,476,840,990,828,157,468,672/53,675,559,812.70
  6. Step 6: Final answer
    x = 27,514,216,823.85

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Double scale
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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.