Home / 1,526,100,489.60-2,289,150,734.40-377,243,145.60

Finding the Fourth Proportional to 1,526,100,489.60, 2,289,150,734.40 and 377,243,145.60

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Solution

The fourth proportional to 1,526,100,489.60, 2,289,150,734.40 and 377,243,145.60 is: 565,864,718.40

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,526,100,489.60 : 2,289,150,734.40 = 377,243,145.60 : x
  2. Step 2: Convert to fraction form
    1,526,100,489.60/2,289,150,734.40 = 377,243,145.60/x
  3. Step 3: Cross multiply
    1,526,100,489.60x = 2,289,150,734.40 × 377,243,145.60
  4. Step 4: Simplify right side
    1,526,100,489.60x = 863,566,423,797,606,272
  5. Step 5: Solve for x
    x = 863,566,423,797,606,272/1,526,100,489.60
  6. Step 6: Final answer
    x = 565,864,718.40

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Double scale
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Similar ratio
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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.