Home / 1,618,056,101.70-2,427,084,152.55-930,085,388.10

Finding the Fourth Proportional to 1,618,056,101.70, 2,427,084,152.55 and 930,085,388.10

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Solution

The fourth proportional to 1,618,056,101.70, 2,427,084,152.55 and 930,085,388.10 is: 1,395,128,082.15

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,618,056,101.70 : 2,427,084,152.55 = 930,085,388.10 : x
  2. Step 2: Convert to fraction form
    1,618,056,101.70/2,427,084,152.55 = 930,085,388.10/x
  3. Step 3: Cross multiply
    1,618,056,101.70x = 2,427,084,152.55 × 930,085,388.10
  4. Step 4: Simplify right side
    1,618,056,101.70x = 2,257,395,505,975,826,688
  5. Step 5: Solve for x
    x = 2,257,395,505,975,826,688/1,618,056,101.70
  6. Step 6: Final answer
    x = 1,395,128,082.15

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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.