Home / 1,076,241,437.38-1,485,213,168.81-581,204,131.30

Finding the Fourth Proportional to 1,076,241,437.38, 1,485,213,168.81 and 581,204,131.30

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Solution

The fourth proportional to 1,076,241,437.38, 1,485,213,168.81 and 581,204,131.30 is: 802,061,693.22

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,076,241,437.38 : 1,485,213,168.81 = 581,204,131.30 : x
  2. Step 2: Convert to fraction form
    1,076,241,437.38/1,485,213,168.81 = 581,204,131.30/x
  3. Step 3: Cross multiply
    1,076,241,437.38x = 1,485,213,168.81 × 581,204,131.30
  4. Step 4: Simplify right side
    1,076,241,437.38x = 863,212,029,573,536,256
  5. Step 5: Solve for x
    x = 863,212,029,573,536,256/1,076,241,437.38
  6. Step 6: Final answer
    x = 802,061,693.22

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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.