Home / 3,759,329,360.54-5,187,915,809.03-2,065,784,443.20

Finding the Fourth Proportional to 3,759,329,360.54, 5,187,915,809.03 and 2,065,784,443.20

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Solution

The fourth proportional to 3,759,329,360.54, 5,187,915,809.03 and 2,065,784,443.20 is: 2,850,805,221.64

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,759,329,360.54 : 5,187,915,809.03 = 2,065,784,443.20 : x
  2. Step 2: Convert to fraction form
    3,759,329,360.54/5,187,915,809.03 = 2,065,784,443.20/x
  3. Step 3: Cross multiply
    3,759,329,360.54x = 5,187,915,809.03 × 2,065,784,443.20
  4. Step 4: Simplify right side
    3,759,329,360.54x = 10,717,115,770,915,186,688
  5. Step 5: Solve for x
    x = 10,717,115,770,915,186,688/3,759,329,360.54
  6. Step 6: Final answer
    x = 2,850,805,221.64

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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.