Home / 1,276,592,526.18-1,761,741,493.25-740,703,725.06

Finding the Fourth Proportional to 1,276,592,526.18, 1,761,741,493.25 and 740,703,725.06

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Solution

The fourth proportional to 1,276,592,526.18, 1,761,741,493.25 and 740,703,725.06 is: 1,022,196,558.31

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,276,592,526.18 : 1,761,741,493.25 = 740,703,725.06 : x
  2. Step 2: Convert to fraction form
    1,276,592,526.18/1,761,741,493.25 = 740,703,725.06/x
  3. Step 3: Cross multiply
    1,276,592,526.18x = 1,761,741,493.25 × 740,703,725.06
  4. Step 4: Simplify right side
    1,276,592,526.18x = 1,304,928,486,630,529,536
  5. Step 5: Solve for x
    x = 1,304,928,486,630,529,536/1,276,592,526.18
  6. Step 6: Final answer
    x = 1,022,196,558.31

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Double scale
Find fourth proportional to 1,276,592,527.18, 1,761,741,494.63 and 740,703,726.06
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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.