Home / 1,303,380,480.62-1,798,652,417.92-708,664,956.86

Finding the Fourth Proportional to 1,303,380,480.62, 1,798,652,417.92 and 708,664,956.86

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Solution

The fourth proportional to 1,303,380,480.62, 1,798,652,417.92 and 708,664,956.86 is: 977,950,765.03

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,303,380,480.62 : 1,798,652,417.92 = 708,664,956.86 : x
  2. Step 2: Convert to fraction form
    1,303,380,480.62/1,798,652,417.92 = 708,664,956.86/x
  3. Step 3: Cross multiply
    1,303,380,480.62x = 1,798,652,417.92 × 708,664,956.86
  4. Step 4: Simplify right side
    1,303,380,480.62x = 1,274,641,938,140,646,656
  5. Step 5: Solve for x
    x = 1,274,641,938,140,646,656/1,303,380,480.62
  6. Step 6: Final answer
    x = 977,950,765.03

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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.