Home / 3,119,496,945.19-4,305,009,893.55-1,709,804,520.20

Finding the Fourth Proportional to 3,119,496,945.19, 4,305,009,893.55 and 1,709,804,520.20

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Solution

The fourth proportional to 3,119,496,945.19, 4,305,009,893.55 and 1,709,804,520.20 is: 2,359,587,300.40

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,119,496,945.19 : 4,305,009,893.55 = 1,709,804,520.20 : x
  2. Step 2: Convert to fraction form
    3,119,496,945.19/4,305,009,893.55 = 1,709,804,520.20/x
  3. Step 3: Cross multiply
    3,119,496,945.19x = 4,305,009,893.55 × 1,709,804,520.20
  4. Step 4: Simplify right side
    3,119,496,945.19x = 7,360,725,375,497,510,912
  5. Step 5: Solve for x
    x = 7,360,725,375,497,510,912/3,119,496,945.19
  6. Step 6: Final answer
    x = 2,359,587,300.40

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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.