Home / 3,337,183,853.75-4,603,218,927.95-1,979,856,790.68

Finding the Fourth Proportional to 3,337,183,853.75, 4,603,218,927.95 and 1,979,856,790.68

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Solution

The fourth proportional to 3,337,183,853.75, 4,603,218,927.95 and 1,979,856,790.68 is: 2,730,959,591.35

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,337,183,853.75 : 4,603,218,927.95 = 1,979,856,790.68 : x
  2. Step 2: Convert to fraction form
    3,337,183,853.75/4,603,218,927.95 = 1,979,856,790.68/x
  3. Step 3: Cross multiply
    3,337,183,853.75x = 4,603,218,927.95 × 1,979,856,790.68
  4. Step 4: Simplify right side
    3,337,183,853.75x = 9,113,714,253,478,617,088
  5. Step 5: Solve for x
    x = 9,113,714,253,478,617,088/3,337,183,853.75
  6. Step 6: Final answer
    x = 2,730,959,591.35

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Double scale
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1.5x scale

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.