Home / 193,353,501.60-290,027,410.64-47,787,075.50

Finding the Fourth Proportional to 193,353,501.60, 290,027,410.64 and 47,787,075.50

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Solution

The fourth proportional to 193,353,501.60, 290,027,410.64 and 47,787,075.50 is: 71,679,910.91

Step by Step Solution

  1. Step 1: Write the proportion equation
    193,353,501.60 : 290,027,410.64 = 47,787,075.50 : x
  2. Step 2: Convert to fraction form
    193,353,501.60/290,027,410.64 = 47,787,075.50/x
  3. Step 3: Cross multiply
    193,353,501.60x = 290,027,410.64 × 47,787,075.50
  4. Step 4: Simplify right side
    193,353,501.60x = 13,859,561,769,323,182
  5. Step 5: Solve for x
    x = 13,859,561,769,323,182/193,353,501.60
  6. Step 6: Final answer
    x = 71,679,910.91

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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.