Home / 249,092,890.70-373,674,993.88-76,584,187.22

Finding the Fourth Proportional to 249,092,890.70, 373,674,993.88 and 76,584,187.22

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Solution

The fourth proportional to 249,092,890.70, 373,674,993.88 and 76,584,187.22 is: 114,887,243.91

Step by Step Solution

  1. Step 1: Write the proportion equation
    249,092,890.70 : 373,674,993.88 = 76,584,187.22 : x
  2. Step 2: Convert to fraction form
    249,092,890.70/373,674,993.88 = 76,584,187.22/x
  3. Step 3: Cross multiply
    249,092,890.70x = 373,674,993.88 × 76,584,187.22
  4. Step 4: Simplify right side
    249,092,890.70x = 28,617,595,690,738,272
  5. Step 5: Solve for x
    x = 28,617,595,690,738,272/249,092,890.70
  6. Step 6: Final answer
    x = 114,887,243.91

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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.