Home / 283,216,523.40-424,824,785.10-206,689,019.40

Finding the Fourth Proportional to 283,216,523.40, 424,824,785.10 and 206,689,019.40

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Solution

The fourth proportional to 283,216,523.40, 424,824,785.10 and 206,689,019.40 is: 310,033,529.10

Step by Step Solution

  1. Step 1: Write the proportion equation
    283,216,523.40 : 424,824,785.10 = 206,689,019.40 : x
  2. Step 2: Convert to fraction form
    283,216,523.40/424,824,785.10 = 206,689,019.40/x
  3. Step 3: Cross multiply
    283,216,523.40x = 424,824,785.10 × 206,689,019.40
  4. Step 4: Simplify right side
    283,216,523.40x = 87,806,618,249,134,736
  5. Step 5: Solve for x
    x = 87,806,618,249,134,736/283,216,523.40
  6. Step 6: Final answer
    x = 310,033,529.10

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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.