Home / 166,304,371-249,452,357.46-45,132,673.72

Finding the Fourth Proportional to 166,304,371, 249,452,357.46 and 45,132,673.72

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Solution

The fourth proportional to 166,304,371, 249,452,357.46 and 45,132,673.72 is: 67,697,871.02

Step by Step Solution

  1. Step 1: Write the proportion equation
    166,304,371 : 249,452,357.46 = 45,132,673.72 : x
  2. Step 2: Convert to fraction form
    166,304,371/249,452,357.46 = 45,132,673.72/x
  3. Step 3: Cross multiply
    166,304,371x = 249,452,357.46 × 45,132,673.72
  4. Step 4: Simplify right side
    166,304,371x = 11,258,451,857,926,988
  5. Step 5: Solve for x
    x = 11,258,451,857,926,988/166,304,371
  6. Step 6: Final answer
    x = 67,697,871.02

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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.