Home / 13,452,502,380.30-20,178,753,570.45-3,637,849,992.30

Finding the Fourth Proportional to 13,452,502,380.30, 20,178,753,570.45 and 3,637,849,992.30

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Solution

The fourth proportional to 13,452,502,380.30, 20,178,753,570.45 and 3,637,849,992.30 is: 5,456,774,988.45

Step by Step Solution

  1. Step 1: Write the proportion equation
    13,452,502,380.30 : 20,178,753,570.45 = 3,637,849,992.30 : x
  2. Step 2: Convert to fraction form
    13,452,502,380.30/20,178,753,570.45 = 3,637,849,992.30/x
  3. Step 3: Cross multiply
    13,452,502,380.30x = 20,178,753,570.45 × 3,637,849,992.30
  4. Step 4: Simplify right side
    13,452,502,380.30x = 73,407,278,520,885,133,312
  5. Step 5: Solve for x
    x = 73,407,278,520,885,133,312/13,452,502,380.30
  6. Step 6: Final answer
    x = 5,456,774,988.45

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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.