Home / 53,808,762,945.70-80,713,144,418.55-39,861,625,341.70

Finding the Fourth Proportional to 53,808,762,945.70, 80,713,144,418.55 and 39,861,625,341.70

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Solution

The fourth proportional to 53,808,762,945.70, 80,713,144,418.55 and 39,861,625,341.70 is: 59,792,438,012.55

Step by Step Solution

  1. Step 1: Write the proportion equation
    53,808,762,945.70 : 80,713,144,418.55 = 39,861,625,341.70 : x
  2. Step 2: Convert to fraction form
    53,808,762,945.70/80,713,144,418.55 = 39,861,625,341.70/x
  3. Step 3: Cross multiply
    53,808,762,945.70x = 80,713,144,418.55 × 39,861,625,341.70
  4. Step 4: Simplify right side
    53,808,762,945.70x = 3,217,357,122,962,764,333,056
  5. Step 5: Solve for x
    x = 3,217,357,122,962,764,333,056/53,808,762,945.70
  6. Step 6: Final answer
    x = 59,792,438,012.55

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Double scale
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1.5x scale

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.