Home / 1,308,486,077.40-1,962,729,116.10-941,154,058.20

Finding the Fourth Proportional to 1,308,486,077.40, 1,962,729,116.10 and 941,154,058.20

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Solution

The fourth proportional to 1,308,486,077.40, 1,962,729,116.10 and 941,154,058.20 is: 1,411,731,087.30

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,308,486,077.40 : 1,962,729,116.10 = 941,154,058.20 : x
  2. Step 2: Convert to fraction form
    1,308,486,077.40/1,962,729,116.10 = 941,154,058.20/x
  3. Step 3: Cross multiply
    1,308,486,077.40x = 1,962,729,116.10 × 941,154,058.20
  4. Step 4: Simplify right side
    1,308,486,077.40x = 1,847,230,472,764,814,080
  5. Step 5: Solve for x
    x = 1,847,230,472,764,814,080/1,308,486,077.40
  6. Step 6: Final answer
    x = 1,411,731,087.30

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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.