Home / 279,135,136,620.64-418,824,492,283.60-97,748,156,480.64

Finding the Fourth Proportional to 279,135,136,620.64, 418,824,492,283.60 and 97,748,156,480.64

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Solution

The fourth proportional to 279,135,136,620.64, 418,824,492,283.60 and 97,748,156,480.64 is: 146,664,882,484.15

Step by Step Solution

  1. Step 1: Write the proportion equation
    279,135,136,620.64 : 418,824,492,283.60 = 97,748,156,480.64 : x
  2. Step 2: Convert to fraction form
    279,135,136,620.64/418,824,492,283.60 = 97,748,156,480.64/x
  3. Step 3: Cross multiply
    279,135,136,620.64x = 418,824,492,283.60 × 97,748,156,480.64
  4. Step 4: Simplify right side
    279,135,136,620.64x = 40,939,322,009,661,932,044,288
  5. Step 5: Solve for x
    x = 40,939,322,009,661,932,044,288/279,135,136,620.64
  6. Step 6: Final answer
    x = 146,664,882,484.15

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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.