Home / 45,758,857,892.58-68,637,018,023.40-12,182,768,478.06

Finding the Fourth Proportional to 45,758,857,892.58, 68,637,018,023.40 and 12,182,768,478.06

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Solution

The fourth proportional to 45,758,857,892.58, 68,637,018,023.40 and 12,182,768,478.06 is: 18,273,814,909.60

Step by Step Solution

  1. Step 1: Write the proportion equation
    45,758,857,892.58 : 68,637,018,023.40 = 12,182,768,478.06 : x
  2. Step 2: Convert to fraction form
    45,758,857,892.58/68,637,018,023.40 = 12,182,768,478.06/x
  3. Step 3: Cross multiply
    45,758,857,892.58x = 68,637,018,023.40 × 12,182,768,478.06
  4. Step 4: Simplify right side
    45,758,857,892.58x = 836,188,899,603,513,606,144
  5. Step 5: Solve for x
    x = 836,188,899,603,513,606,144/45,758,857,892.58
  6. Step 6: Final answer
    x = 18,273,814,909.60

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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.