Home / 64,702,571,104.60-97,053,856,656.90-54,254,015,891.80

Finding the Fourth Proportional to 64,702,571,104.60, 97,053,856,656.90 and 54,254,015,891.80

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Solution

The fourth proportional to 64,702,571,104.60, 97,053,856,656.90 and 54,254,015,891.80 is: 81,381,023,837.70

Step by Step Solution

  1. Step 1: Write the proportion equation
    64,702,571,104.60 : 97,053,856,656.90 = 54,254,015,891.80 : x
  2. Step 2: Convert to fraction form
    64,702,571,104.60/97,053,856,656.90 = 54,254,015,891.80/x
  3. Step 3: Cross multiply
    64,702,571,104.60x = 97,053,856,656.90 × 54,254,015,891.80
  4. Step 4: Simplify right side
    64,702,571,104.60x = 5,265,561,481,423,931,572,224
  5. Step 5: Solve for x
    x = 5,265,561,481,423,931,572,224/64,702,571,104.60
  6. Step 6: Final answer
    x = 81,381,023,837.70

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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.