Home / 167,612,056,800.89-251,415,717,546.63-78,024,942,924.53

Finding the Fourth Proportional to 167,612,056,800.89, 251,415,717,546.63 and 78,024,942,924.53

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Solution

The fourth proportional to 167,612,056,800.89, 251,415,717,546.63 and 78,024,942,924.53 is: 117,036,312,221.91

Step by Step Solution

  1. Step 1: Write the proportion equation
    167,612,056,800.89 : 251,415,717,546.63 = 78,024,942,924.53 : x
  2. Step 2: Convert to fraction form
    167,612,056,800.89/251,415,717,546.63 = 78,024,942,924.53/x
  3. Step 3: Cross multiply
    167,612,056,800.89x = 251,415,717,546.63 × 78,024,942,924.53
  4. Step 4: Simplify right side
    167,612,056,800.89x = 19,616,697,011,905,562,148,864
  5. Step 5: Solve for x
    x = 19,616,697,011,905,562,148,864/167,612,056,800.89
  6. Step 6: Final answer
    x = 117,036,312,221.91

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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.