Home / 215,568,923.20-323,353,384.80-62,219,982.40

Finding the Fourth Proportional to 215,568,923.20, 323,353,384.80 and 62,219,982.40

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Solution

The fourth proportional to 215,568,923.20, 323,353,384.80 and 62,219,982.40 is: 93,329,973.60

Step by Step Solution

  1. Step 1: Write the proportion equation
    215,568,923.20 : 323,353,384.80 = 62,219,982.40 : x
  2. Step 2: Convert to fraction form
    215,568,923.20/323,353,384.80 = 62,219,982.40/x
  3. Step 3: Cross multiply
    215,568,923.20x = 323,353,384.80 × 62,219,982.40
  4. Step 4: Simplify right side
    215,568,923.20x = 20,119,041,911,236,428
  5. Step 5: Solve for x
    x = 20,119,041,911,236,428/215,568,923.20
  6. Step 6: Final answer
    x = 93,329,973.60

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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.