Home / 374,575,171.80-561,638,808.90-193,176,643.80

Finding the Fourth Proportional to 374,575,171.80, 561,638,808.90 and 193,176,643.80

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Solution

The fourth proportional to 374,575,171.80, 561,638,808.90 and 193,176,643.80 is: 289,649,470.38

Step by Step Solution

  1. Step 1: Write the proportion equation
    374,575,171.80 : 561,638,808.90 = 193,176,643.80 : x
  2. Step 2: Convert to fraction form
    374,575,171.80/561,638,808.90 = 193,176,643.80/x
  3. Step 3: Cross multiply
    374,575,171.80x = 561,638,808.90 × 193,176,643.80
  4. Step 4: Simplify right side
    374,575,171.80x = 108,495,500,131,131,568
  5. Step 5: Solve for x
    x = 108,495,500,131,131,568/374,575,171.80
  6. Step 6: Final answer
    x = 289,649,470.38

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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.