Home / 747,401,183.40-1,121,095,870.20-194,702,543.40

Finding the Fourth Proportional to 747,401,183.40, 1,121,095,870.20 and 194,702,543.40

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Solution

The fourth proportional to 747,401,183.40, 1,121,095,870.20 and 194,702,543.40 is: 292,052,276.84

Step by Step Solution

  1. Step 1: Write the proportion equation
    747,401,183.40 : 1,121,095,870.20 = 194,702,543.40 : x
  2. Step 2: Convert to fraction form
    747,401,183.40/1,121,095,870.20 = 194,702,543.40/x
  3. Step 3: Cross multiply
    747,401,183.40x = 1,121,095,870.20 × 194,702,543.40
  4. Step 4: Simplify right side
    747,401,183.40x = 218,280,217,323,176,288
  5. Step 5: Solve for x
    x = 218,280,217,323,176,288/747,401,183.40
  6. Step 6: Final answer
    x = 292,052,276.84

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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.