Home / 8,549,714,867.80-12,824,572,301.70-5,109,861,299.80

Finding the Fourth Proportional to 8,549,714,867.80, 12,824,572,301.70 and 5,109,861,299.80

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Solution

The fourth proportional to 8,549,714,867.80, 12,824,572,301.70 and 5,109,861,299.80 is: 7,664,791,949.70

Step by Step Solution

  1. Step 1: Write the proportion equation
    8,549,714,867.80 : 12,824,572,301.70 = 5,109,861,299.80 : x
  2. Step 2: Convert to fraction form
    8,549,714,867.80/12,824,572,301.70 = 5,109,861,299.80/x
  3. Step 3: Cross multiply
    8,549,714,867.80x = 12,824,572,301.70 × 5,109,861,299.80
  4. Step 4: Simplify right side
    8,549,714,867.80x = 65,531,785,690,943,848,448
  5. Step 5: Solve for x
    x = 65,531,785,690,943,848,448/8,549,714,867.80
  6. Step 6: Final answer
    x = 7,664,791,949.70

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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.