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Finding the Fourth Proportional to 580,853,237.60, 871,279,856.40 and 577,452,015.20

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Solution

The fourth proportional to 580,853,237.60, 871,279,856.40 and 577,452,015.20 is: 866,178,022.80

Step by Step Solution

  1. Step 1: Write the proportion equation
    580,853,237.60 : 871,279,856.40 = 577,452,015.20 : x
  2. Step 2: Convert to fraction form
    580,853,237.60/871,279,856.40 = 577,452,015.20/x
  3. Step 3: Cross multiply
    580,853,237.60x = 871,279,856.40 × 577,452,015.20
  4. Step 4: Simplify right side
    580,853,237.60x = 503,122,308,881,346,624
  5. Step 5: Solve for x
    x = 503,122,308,881,346,624/580,853,237.60
  6. Step 6: Final answer
    x = 866,178,022.80

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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.