Home / 374,303,998.80-561,455,998.20-131,886,334.80

Finding the Fourth Proportional to 374,303,998.80, 561,455,998.20 and 131,886,334.80

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Solution

The fourth proportional to 374,303,998.80, 561,455,998.20 and 131,886,334.80 is: 197,829,502.20

Step by Step Solution

  1. Step 1: Write the proportion equation
    374,303,998.80 : 561,455,998.20 = 131,886,334.80 : x
  2. Step 2: Convert to fraction form
    374,303,998.80/561,455,998.20 = 131,886,334.80/x
  3. Step 3: Cross multiply
    374,303,998.80x = 561,455,998.20 × 131,886,334.80
  4. Step 4: Simplify right side
    374,303,998.80x = 74,048,373,754,073,408
  5. Step 5: Solve for x
    x = 74,048,373,754,073,408/374,303,998.80
  6. Step 6: Final answer
    x = 197,829,502.20

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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.