Home / 129,025,313.55-193,537,970.33-57,361,697.55

Finding the Fourth Proportional to 129,025,313.55, 193,537,970.33 and 57,361,697.55

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Solution

The fourth proportional to 129,025,313.55, 193,537,970.33 and 57,361,697.55 is: 86,042,546.33

Step by Step Solution

  1. Step 1: Write the proportion equation
    129,025,313.55 : 193,537,970.33 = 57,361,697.55 : x
  2. Step 2: Convert to fraction form
    129,025,313.55/193,537,970.33 = 57,361,697.55/x
  3. Step 3: Cross multiply
    129,025,313.55x = 193,537,970.33 × 57,361,697.55
  4. Step 4: Simplify right side
    129,025,313.55x = 11,101,666,518,223,524
  5. Step 5: Solve for x
    x = 11,101,666,518,223,524/129,025,313.55
  6. Step 6: Final answer
    x = 86,042,546.33

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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.