Home / 1,348,057,343.40-2,022,086,015.10-657,609,196.20

Finding the Fourth Proportional to 1,348,057,343.40, 2,022,086,015.10 and 657,609,196.20

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Solution

The fourth proportional to 1,348,057,343.40, 2,022,086,015.10 and 657,609,196.20 is: 986,413,794.30

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,348,057,343.40 : 2,022,086,015.10 = 657,609,196.20 : x
  2. Step 2: Convert to fraction form
    1,348,057,343.40/2,022,086,015.10 = 657,609,196.20/x
  3. Step 3: Cross multiply
    1,348,057,343.40x = 2,022,086,015.10 × 657,609,196.20
  4. Step 4: Simplify right side
    1,348,057,343.40x = 1,329,742,359,037,172,224
  5. Step 5: Solve for x
    x = 1,329,742,359,037,172,224/1,348,057,343.40
  6. Step 6: Final answer
    x = 986,413,794.30

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Half scale
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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.