Home / 64,702,570,666.60-97,053,855,999.90-54,254,015,453.80

Finding the Fourth Proportional to 64,702,570,666.60, 97,053,855,999.90 and 54,254,015,453.80

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Solution

The fourth proportional to 64,702,570,666.60, 97,053,855,999.90 and 54,254,015,453.80 is: 81,381,023,180.70

Step by Step Solution

  1. Step 1: Write the proportion equation
    64,702,570,666.60 : 97,053,855,999.90 = 54,254,015,453.80 : x
  2. Step 2: Convert to fraction form
    64,702,570,666.60/97,053,855,999.90 = 54,254,015,453.80/x
  3. Step 3: Cross multiply
    64,702,570,666.60x = 97,053,855,999.90 × 54,254,015,453.80
  4. Step 4: Simplify right side
    64,702,570,666.60x = 5,265,561,403,269,453,971,456
  5. Step 5: Solve for x
    x = 5,265,561,403,269,453,971,456/64,702,570,666.60
  6. Step 6: Final answer
    x = 81,381,023,180.70

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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.