Home / 199,154,588,728.72-274,834,160,480.36-107,703,139,546.64

Finding the Fourth Proportional to 199,154,588,728.72, 274,834,160,480.36 and 107,703,139,546.64

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Solution

The fourth proportional to 199,154,588,728.72, 274,834,160,480.36 and 107,703,139,546.64 is: 148,630,780,376.95

Step by Step Solution

  1. Step 1: Write the proportion equation
    199,154,588,728.72 : 274,834,160,480.36 = 107,703,139,546.64 : x
  2. Step 2: Convert to fraction form
    199,154,588,728.72/274,834,160,480.36 = 107,703,139,546.64/x
  3. Step 3: Cross multiply
    199,154,588,728.72x = 274,834,160,480.36 × 107,703,139,546.64
  4. Step 4: Simplify right side
    199,154,588,728.72x = 29,600,501,938,399,863,635,968
  5. Step 5: Solve for x
    x = 29,600,501,938,399,863,635,968/199,154,588,728.72
  6. Step 6: Final answer
    x = 148,630,780,376.95

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.