Home / 974,120,639.72-1,461,424,591.43-284,027,893.69

Finding the Fourth Proportional to 974,120,639.72, 1,461,424,591.43 and 284,027,893.69

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Solution

The fourth proportional to 974,120,639.72, 1,461,424,591.43 and 284,027,893.69 is: 426,112,877.16

Step by Step Solution

  1. Step 1: Write the proportion equation
    974,120,639.72 : 1,461,424,591.43 = 284,027,893.69 : x
  2. Step 2: Convert to fraction form
    974,120,639.72/1,461,424,591.43 = 284,027,893.69/x
  3. Step 3: Cross multiply
    974,120,639.72x = 1,461,424,591.43 × 284,027,893.69
  4. Step 4: Simplify right side
    974,120,639.72x = 415,085,348,490,631,744
  5. Step 5: Solve for x
    x = 415,085,348,490,631,744/974,120,639.72
  6. Step 6: Final answer
    x = 426,112,877.16

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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.