Home / 974,120,640.72-1,461,424,592.93-284,027,894.69

Finding the Fourth Proportional to 974,120,640.72, 1,461,424,592.93 and 284,027,894.69

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Solution

The fourth proportional to 974,120,640.72, 1,461,424,592.93 and 284,027,894.69 is: 426,112,878.66

Step by Step Solution

  1. Step 1: Write the proportion equation
    974,120,640.72 : 1,461,424,592.93 = 284,027,894.69 : x
  2. Step 2: Convert to fraction form
    974,120,640.72/1,461,424,592.93 = 284,027,894.69/x
  3. Step 3: Cross multiply
    974,120,640.72x = 1,461,424,592.93 × 284,027,894.69
  4. Step 4: Simplify right side
    974,120,640.72x = 415,085,350,378,098,176
  5. Step 5: Solve for x
    x = 415,085,350,378,098,176/974,120,640.72
  6. Step 6: Final answer
    x = 426,112,878.66

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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.