Home / 3,189,576,811.10-4,785,261,011.85-1,553,854,775.90

Finding the Fourth Proportional to 3,189,576,811.10, 4,785,261,011.85 and 1,553,854,775.90

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Solution

The fourth proportional to 3,189,576,811.10, 4,785,261,011.85 and 1,553,854,775.90 is: 2,331,218,565.21

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,189,576,811.10 : 4,785,261,011.85 = 1,553,854,775.90 : x
  2. Step 2: Convert to fraction form
    3,189,576,811.10/4,785,261,011.85 = 1,553,854,775.90/x
  3. Step 3: Cross multiply
    3,189,576,811.10x = 4,785,261,011.85 × 1,553,854,775.90
  4. Step 4: Simplify right side
    3,189,576,811.10x = 7,435,600,677,191,190,528
  5. Step 5: Solve for x
    x = 7,435,600,677,191,190,528/3,189,576,811.10
  6. Step 6: Final answer
    x = 2,331,218,565.21

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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.