Home / 166,005,655.80-249,008,483.70-154,668,247.80

Finding the Fourth Proportional to 166,005,655.80, 249,008,483.70 and 154,668,247.80

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Solution

The fourth proportional to 166,005,655.80, 249,008,483.70 and 154,668,247.80 is: 232,002,371.70

Step by Step Solution

  1. Step 1: Write the proportion equation
    166,005,655.80 : 249,008,483.70 = 154,668,247.80 : x
  2. Step 2: Convert to fraction form
    166,005,655.80/249,008,483.70 = 154,668,247.80/x
  3. Step 3: Cross multiply
    166,005,655.80x = 249,008,483.70 × 154,668,247.80
  4. Step 4: Simplify right side
    166,005,655.80x = 38,513,705,861,213,864
  5. Step 5: Solve for x
    x = 38,513,705,861,213,864/166,005,655.80
  6. Step 6: Final answer
    x = 232,002,371.70

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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.