Home / 199,336,066.40-299,004,099.60-53,769,346.40

Finding the Fourth Proportional to 199,336,066.40, 299,004,099.60 and 53,769,346.40

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Solution

The fourth proportional to 199,336,066.40, 299,004,099.60 and 53,769,346.40 is: 80,654,019.60

Step by Step Solution

  1. Step 1: Write the proportion equation
    199,336,066.40 : 299,004,099.60 = 53,769,346.40 : x
  2. Step 2: Convert to fraction form
    199,336,066.40/299,004,099.60 = 53,769,346.40/x
  3. Step 3: Cross multiply
    199,336,066.40x = 299,004,099.60 × 53,769,346.40
  4. Step 4: Simplify right side
    199,336,066.40x = 16,077,255,006,412,502
  5. Step 5: Solve for x
    x = 16,077,255,006,412,502/199,336,066.40
  6. Step 6: Final answer
    x = 80,654,019.60

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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.