Home / 559,975,358.88-840,003,399.12-214,928,986.40

Finding the Fourth Proportional to 559,975,358.88, 840,003,399.12 and 214,928,986.40

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Solution

The fourth proportional to 559,975,358.88, 840,003,399.12 and 214,928,986.40 is: 322,408,970.83

Step by Step Solution

  1. Step 1: Write the proportion equation
    559,975,358.88 : 840,003,399.12 = 214,928,986.40 : x
  2. Step 2: Convert to fraction form
    559,975,358.88/840,003,399.12 = 214,928,986.40/x
  3. Step 3: Cross multiply
    559,975,358.88x = 840,003,399.12 × 214,928,986.40
  4. Step 4: Simplify right side
    559,975,358.88x = 180,541,079,145,416,256
  5. Step 5: Solve for x
    x = 180,541,079,145,416,256/559,975,358.88
  6. Step 6: Final answer
    x = 322,408,970.83

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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.