Home / 17,521,048,850.57-24,178,732,233.78-9,899,931,124.79

Finding the Fourth Proportional to 17,521,048,850.57, 24,178,732,233.78 and 9,899,931,124.79

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Solution

The fourth proportional to 17,521,048,850.57, 24,178,732,233.78 and 9,899,931,124.79 is: 13,661,726,865.82

Step by Step Solution

  1. Step 1: Write the proportion equation
    17,521,048,850.57 : 24,178,732,233.78 = 9,899,931,124.79 : x
  2. Step 2: Convert to fraction form
    17,521,048,850.57/24,178,732,233.78 = 9,899,931,124.79/x
  3. Step 3: Cross multiply
    17,521,048,850.57x = 24,178,732,233.78 × 9,899,931,124.79
  4. Step 4: Simplify right side
    17,521,048,850.57x = 239,367,783,799,161,880,576
  5. Step 5: Solve for x
    x = 239,367,783,799,161,880,576/17,521,048,850.57
  6. Step 6: Final answer
    x = 13,661,726,865.82

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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.