Home / 207,555,410.34-286,412,815.89-119,435,187.96

Finding the Fourth Proportional to 207,555,410.34, 286,412,815.89 and 119,435,187.96

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Solution

The fourth proportional to 207,555,410.34, 286,412,815.89 and 119,435,187.96 is: 164,812,704.44

Step by Step Solution

  1. Step 1: Write the proportion equation
    207,555,410.34 : 286,412,815.89 = 119,435,187.96 : x
  2. Step 2: Convert to fraction form
    207,555,410.34/286,412,815.89 = 119,435,187.96/x
  3. Step 3: Cross multiply
    207,555,410.34x = 286,412,815.89 × 119,435,187.96
  4. Step 4: Simplify right side
    207,555,410.34x = 34,207,768,499,975,020
  5. Step 5: Solve for x
    x = 34,207,768,499,975,020/207,555,410.34
  6. Step 6: Final answer
    x = 164,812,704.44

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Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.