Home / 1,412,871,572.48-2,119,501,247.20-479,943,955.56

Finding the Fourth Proportional to 1,412,871,572.48, 2,119,501,247.20 and 479,943,955.56

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Solution

The fourth proportional to 1,412,871,572.48, 2,119,501,247.20 and 479,943,955.56 is: 719,981,796.09

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,412,871,572.48 : 2,119,501,247.20 = 479,943,955.56 : x
  2. Step 2: Convert to fraction form
    1,412,871,572.48/2,119,501,247.20 = 479,943,955.56/x
  3. Step 3: Cross multiply
    1,412,871,572.48x = 2,119,501,247.20 × 479,943,955.56
  4. Step 4: Simplify right side
    1,412,871,572.48x = 1,017,241,812,395,521,408
  5. Step 5: Solve for x
    x = 1,017,241,812,395,521,408/1,412,871,572.48
  6. Step 6: Final answer
    x = 719,981,796.09

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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.