Home / 5,681,076,344.72-7,840,127,476.59-3,174,949,982.69

Finding the Fourth Proportional to 5,681,076,344.72, 7,840,127,476.59 and 3,174,949,982.69

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Solution

The fourth proportional to 5,681,076,344.72, 7,840,127,476.59 and 3,174,949,982.69 is: 4,381,566,288.79

Step by Step Solution

  1. Step 1: Write the proportion equation
    5,681,076,344.72 : 7,840,127,476.59 = 3,174,949,982.69 : x
  2. Step 2: Convert to fraction form
    5,681,076,344.72/7,840,127,476.59 = 3,174,949,982.69/x
  3. Step 3: Cross multiply
    5,681,076,344.72x = 7,840,127,476.59 × 3,174,949,982.69
  4. Step 4: Simplify right side
    5,681,076,344.72x = 24,892,012,596,086,816,768
  5. Step 5: Solve for x
    x = 24,892,012,596,086,816,768/5,681,076,344.72
  6. Step 6: Final answer
    x = 4,381,566,288.79

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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.