Home / 1,941,596,493.80-2,912,394,740.70-561,456,026.60

Finding the Fourth Proportional to 1,941,596,493.80, 2,912,394,740.70 and 561,456,026.60

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Solution

The fourth proportional to 1,941,596,493.80, 2,912,394,740.70 and 561,456,026.60 is: 842,184,039.90

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,941,596,493.80 : 2,912,394,740.70 = 561,456,026.60 : x
  2. Step 2: Convert to fraction form
    1,941,596,493.80/2,912,394,740.70 = 561,456,026.60/x
  3. Step 3: Cross multiply
    1,941,596,493.80x = 2,912,394,740.70 × 561,456,026.60
  4. Step 4: Simplify right side
    1,941,596,493.80x = 1,635,181,579,004,159,232
  5. Step 5: Solve for x
    x = 1,635,181,579,004,159,232/1,941,596,493.80
  6. Step 6: Final answer
    x = 842,184,039.90

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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.