Home / 45,758,857,887.08-68,637,018,015.15-12,182,768,472.56

Finding the Fourth Proportional to 45,758,857,887.08, 68,637,018,015.15 and 12,182,768,472.56

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Solution

The fourth proportional to 45,758,857,887.08, 68,637,018,015.15 and 12,182,768,472.56 is: 18,273,814,901.35

Step by Step Solution

  1. Step 1: Write the proportion equation
    45,758,857,887.08 : 68,637,018,015.15 = 12,182,768,472.56 : x
  2. Step 2: Convert to fraction form
    45,758,857,887.08/68,637,018,015.15 = 12,182,768,472.56/x
  3. Step 3: Cross multiply
    45,758,857,887.08x = 68,637,018,015.15 × 12,182,768,472.56
  4. Step 4: Simplify right side
    45,758,857,887.08x = 836,188,899,125,502,148,608
  5. Step 5: Solve for x
    x = 836,188,899,125,502,148,608/45,758,857,887.08
  6. Step 6: Final answer
    x = 18,273,814,901.35

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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.