Home / 1,158,912,133.80-1,738,368,200.70-791,580,114.60

Finding the Fourth Proportional to 1,158,912,133.80, 1,738,368,200.70 and 791,580,114.60

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Solution

The fourth proportional to 1,158,912,133.80, 1,738,368,200.70 and 791,580,114.60 is: 1,187,370,171.90

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,158,912,133.80 : 1,738,368,200.70 = 791,580,114.60 : x
  2. Step 2: Convert to fraction form
    1,158,912,133.80/1,738,368,200.70 = 791,580,114.60/x
  3. Step 3: Cross multiply
    1,158,912,133.80x = 1,738,368,200.70 × 791,580,114.60
  4. Step 4: Simplify right side
    1,158,912,133.80x = 1,376,057,699,527,101,952
  5. Step 5: Solve for x
    x = 1,376,057,699,527,101,952/1,158,912,133.80
  6. Step 6: Final answer
    x = 1,187,370,171.90

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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.