Home / 289,532,021.70-434,298,032.55-244,182,389.70

Finding the Fourth Proportional to 289,532,021.70, 434,298,032.55 and 244,182,389.70

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Solution

The fourth proportional to 289,532,021.70, 434,298,032.55 and 244,182,389.70 is: 366,273,584.55

Step by Step Solution

  1. Step 1: Write the proportion equation
    289,532,021.70 : 434,298,032.55 = 244,182,389.70 : x
  2. Step 2: Convert to fraction form
    289,532,021.70/434,298,032.55 = 244,182,389.70/x
  3. Step 3: Cross multiply
    289,532,021.70x = 434,298,032.55 × 244,182,389.70
  4. Step 4: Simplify right side
    289,532,021.70x = 106,047,931,430,067,376
  5. Step 5: Solve for x
    x = 106,047,931,430,067,376/289,532,021.70
  6. Step 6: Final answer
    x = 366,273,584.55

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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.