Home / 374,113,343.20-561,170,014.80-170,039,999.20

Finding the Fourth Proportional to 374,113,343.20, 561,170,014.80 and 170,039,999.20

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Solution

The fourth proportional to 374,113,343.20, 561,170,014.80 and 170,039,999.20 is: 255,059,998.80

Step by Step Solution

  1. Step 1: Write the proportion equation
    374,113,343.20 : 561,170,014.80 = 170,039,999.20 : x
  2. Step 2: Convert to fraction form
    374,113,343.20/561,170,014.80 = 170,039,999.20/x
  3. Step 3: Cross multiply
    374,113,343.20x = 561,170,014.80 × 170,039,999.20
  4. Step 4: Simplify right side
    374,113,343.20x = 95,421,348,867,655,968
  5. Step 5: Solve for x
    x = 95,421,348,867,655,968/374,113,343.20
  6. Step 6: Final answer
    x = 255,059,998.80

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1.5x scale

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.