Home / 166,236,260.10-249,606,332.55-127,941,015.30

Finding the Fourth Proportional to 166,236,260.10, 249,606,332.55 and 127,941,015.30

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Solution

The fourth proportional to 166,236,260.10, 249,606,332.55 and 127,941,015.30 is: 192,105,426.29

Step by Step Solution

  1. Step 1: Write the proportion equation
    166,236,260.10 : 249,606,332.55 = 127,941,015.30 : x
  2. Step 2: Convert to fraction form
    166,236,260.10/249,606,332.55 = 127,941,015.30/x
  3. Step 3: Cross multiply
    166,236,260.10x = 249,606,332.55 × 127,941,015.30
  4. Step 4: Simplify right side
    166,236,260.10x = 31,934,887,611,756,440
  5. Step 5: Solve for x
    x = 31,934,887,611,756,440/166,236,260.10
  6. Step 6: Final answer
    x = 192,105,426.29

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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.