Home / 746,896,522.77-1,029,759,107.13-612,439,045.92

Finding the Fourth Proportional to 746,896,522.77, 1,029,759,107.13 and 612,439,045.92

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Solution

The fourth proportional to 746,896,522.77, 1,029,759,107.13 and 612,439,045.92 is: 844,380,266.71

Step by Step Solution

  1. Step 1: Write the proportion equation
    746,896,522.77 : 1,029,759,107.13 = 612,439,045.92 : x
  2. Step 2: Convert to fraction form
    746,896,522.77/1,029,759,107.13 = 612,439,045.92/x
  3. Step 3: Cross multiply
    746,896,522.77x = 1,029,759,107.13 × 612,439,045.92
  4. Step 4: Simplify right side
    746,896,522.77x = 630,664,685,098,128,256
  5. Step 5: Solve for x
    x = 630,664,685,098,128,256/746,896,522.77
  6. Step 6: Final answer
    x = 844,380,266.71

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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.