Home / 1,076,307,843.80-1,614,461,765.70-940,258,947.80

Finding the Fourth Proportional to 1,076,307,843.80, 1,614,461,765.70 and 940,258,947.80

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Solution

The fourth proportional to 1,076,307,843.80, 1,614,461,765.70 and 940,258,947.80 is: 1,410,388,421.70

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,076,307,843.80 : 1,614,461,765.70 = 940,258,947.80 : x
  2. Step 2: Convert to fraction form
    1,076,307,843.80/1,614,461,765.70 = 940,258,947.80/x
  3. Step 3: Cross multiply
    1,076,307,843.80x = 1,614,461,765.70 × 940,258,947.80
  4. Step 4: Simplify right side
    1,076,307,843.80x = 1,518,012,121,080,412,160
  5. Step 5: Solve for x
    x = 1,518,012,121,080,412,160/1,076,307,843.80
  6. Step 6: Final answer
    x = 1,410,388,421.70

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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.