Home / 1,617,231,022,721.50-2,425,995,661,785.20-528,133,726,389.36

Finding the Fourth Proportional to 1,617,231,022,721.50, 2,425,995,661,785.20 and 528,133,726,389.36

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Solution

The fourth proportional to 1,617,231,022,721.50, 2,425,995,661,785.20 and 528,133,726,389.36 is: 792,249,289,719.25

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,617,231,022,721.50 : 2,425,995,661,785.20 = 528,133,726,389.36 : x
  2. Step 2: Convert to fraction form
    1,617,231,022,721.50/2,425,995,661,785.20 = 528,133,726,389.36/x
  3. Step 3: Cross multiply
    1,617,231,022,721.50x = 2,425,995,661,785.20 × 528,133,726,389.36
  4. Step 4: Simplify right side
    1,617,231,022,721.50x = 1,281,250,129,063,039,142,461,440
  5. Step 5: Solve for x
    x = 1,281,250,129,063,039,142,461,440/1,617,231,022,721.50
  6. Step 6: Final answer
    x = 792,249,289,719.25

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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.