Home / 166,915,218.40-250,196,116.96-56,145,438

Finding the Fourth Proportional to 166,915,218.40, 250,196,116.96 and 56,145,438

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Solution

The fourth proportional to 166,915,218.40, 250,196,116.96 and 56,145,438 is: 84,158,716.67

Step by Step Solution

  1. Step 1: Write the proportion equation
    166,915,218.40 : 250,196,116.96 = 56,145,438 : x
  2. Step 2: Convert to fraction form
    166,915,218.40/250,196,116.96 = 56,145,438/x
  3. Step 3: Cross multiply
    166,915,218.40x = 250,196,116.96 × 56,145,438
  4. Step 4: Simplify right side
    166,915,218.40x = 14,047,370,572,618,428
  5. Step 5: Solve for x
    x = 14,047,370,572,618,428/166,915,218.40
  6. Step 6: Final answer
    x = 84,158,716.67

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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.