Home / 193,353,501.12-290,027,409.90-47,787,075

Finding the Fourth Proportional to 193,353,501.12, 290,027,409.90 and 47,787,075

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Solution

The fourth proportional to 193,353,501.12, 290,027,409.90 and 47,787,075 is: 71,679,910.16

Step by Step Solution

  1. Step 1: Write the proportion equation
    193,353,501.12 : 290,027,409.90 = 47,787,075 : x
  2. Step 2: Convert to fraction form
    193,353,501.12/290,027,409.90 = 47,787,075/x
  3. Step 3: Cross multiply
    193,353,501.12x = 290,027,409.90 × 47,787,075
  4. Step 4: Simplify right side
    193,353,501.12x = 13,859,561,588,947,042
  5. Step 5: Solve for x
    x = 13,859,561,588,947,042/193,353,501.12
  6. Step 6: Final answer
    x = 71,679,910.16

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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.