Home / 1,672,170,229.92-2,307,464,199.36-929,569,072.80

Finding the Fourth Proportional to 1,672,170,229.92, 2,307,464,199.36 and 929,569,072.80

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Solution

The fourth proportional to 1,672,170,229.92, 2,307,464,199.36 and 929,569,072.80 is: 1,282,732,653.61

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,672,170,229.92 : 2,307,464,199.36 = 929,569,072.80 : x
  2. Step 2: Convert to fraction form
    1,672,170,229.92/2,307,464,199.36 = 929,569,072.80/x
  3. Step 3: Cross multiply
    1,672,170,229.92x = 2,307,464,199.36 × 929,569,072.80
  4. Step 4: Simplify right side
    1,672,170,229.92x = 2,144,947,356,318,269,440
  5. Step 5: Solve for x
    x = 2,144,947,356,318,269,440/1,672,170,229.92
  6. Step 6: Final answer
    x = 1,282,732,653.61

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Double scale
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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.