Home / 771,804,183.45-1,065,096,500.18-419,380,172.97

Finding the Fourth Proportional to 771,804,183.45, 1,065,096,500.18 and 419,380,172.97

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Solution

The fourth proportional to 771,804,183.45, 1,065,096,500.18 and 419,380,172.97 is: 578,748,294.00

Step by Step Solution

  1. Step 1: Write the proportion equation
    771,804,183.45 : 1,065,096,500.18 = 419,380,172.97 : x
  2. Step 2: Convert to fraction form
    771,804,183.45/1,065,096,500.18 = 419,380,172.97/x
  3. Step 3: Cross multiply
    771,804,183.45x = 1,065,096,500.18 × 419,380,172.97
  4. Step 4: Simplify right side
    771,804,183.45x = 446,680,354,473,133,120
  5. Step 5: Solve for x
    x = 446,680,354,473,133,120/771,804,183.45
  6. Step 6: Final answer
    x = 578,748,294.00

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Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.