Home / 215,618,133.60-323,427,200.40-100,826,877.60

Finding the Fourth Proportional to 215,618,133.60, 323,427,200.40 and 100,826,877.60

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Solution

The fourth proportional to 215,618,133.60, 323,427,200.40 and 100,826,877.60 is: 151,240,316.40

Step by Step Solution

  1. Step 1: Write the proportion equation
    215,618,133.60 : 323,427,200.40 = 100,826,877.60 : x
  2. Step 2: Convert to fraction form
    215,618,133.60/323,427,200.40 = 100,826,877.60/x
  3. Step 3: Cross multiply
    215,618,133.60x = 323,427,200.40 × 100,826,877.60
  4. Step 4: Simplify right side
    215,618,133.60x = 32,610,154,747,241,468
  5. Step 5: Solve for x
    x = 32,610,154,747,241,468/215,618,133.60
  6. Step 6: Final answer
    x = 151,240,316.40

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1.5x scale

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.