Home / 166,301,318.40-249,168,542.40-141,925,891.20

Finding the Fourth Proportional to 166,301,318.40, 249,168,542.40 and 141,925,891.20

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Solution

The fourth proportional to 166,301,318.40, 249,168,542.40 and 141,925,891.20 is: 212,646,945.79

Step by Step Solution

  1. Step 1: Write the proportion equation
    166,301,318.40 : 249,168,542.40 = 141,925,891.20 : x
  2. Step 2: Convert to fraction form
    166,301,318.40/249,168,542.40 = 141,925,891.20/x
  3. Step 3: Cross multiply
    166,301,318.40x = 249,168,542.40 × 141,925,891.20
  4. Step 4: Simplify right side
    166,301,318.40x = 35,363,467,439,124,984
  5. Step 5: Solve for x
    x = 35,363,467,439,124,984/166,301,318.40
  6. Step 6: Final answer
    x = 212,646,945.79

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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.