Home / 145,376,415,261.60-218,064,622,892.40-136,560,446,800.80

Finding the Fourth Proportional to 145,376,415,261.60, 218,064,622,892.40 and 136,560,446,800.80

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Solution

The fourth proportional to 145,376,415,261.60, 218,064,622,892.40 and 136,560,446,800.80 is: 204,840,670,201.20

Step by Step Solution

  1. Step 1: Write the proportion equation
    145,376,415,261.60 : 218,064,622,892.40 = 136,560,446,800.80 : x
  2. Step 2: Convert to fraction form
    145,376,415,261.60/218,064,622,892.40 = 136,560,446,800.80/x
  3. Step 3: Cross multiply
    145,376,415,261.60x = 218,064,622,892.40 × 136,560,446,800.80
  4. Step 4: Simplify right side
    145,376,415,261.60x = 29,779,002,333,634,104,393,728
  5. Step 5: Solve for x
    x = 29,779,002,333,634,104,393,728/145,376,415,261.60
  6. Step 6: Final answer
    x = 204,840,670,201.20

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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.