Home / 58,562,020.60-80,768,465.79-51,482,476.78

Finding the Fourth Proportional to 58,562,020.60, 80,768,465.79 and 51,482,476.78

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Solution

The fourth proportional to 58,562,020.60, 80,768,465.79 and 51,482,476.78 is: 71,004,391.96

Step by Step Solution

  1. Step 1: Write the proportion equation
    58,562,020.60 : 80,768,465.79 = 51,482,476.78 : x
  2. Step 2: Convert to fraction form
    58,562,020.60/80,768,465.79 = 51,482,476.78/x
  3. Step 3: Cross multiply
    58,562,020.60x = 80,768,465.79 × 51,482,476.78
  4. Step 4: Simplify right side
    58,562,020.60x = 4,158,160,664,589,900
  5. Step 5: Solve for x
    x = 4,158,160,664,589,900/58,562,020.60
  6. Step 6: Final answer
    x = 71,004,391.96

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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.