Home / 791,131,441.50-1,186,867,245.06-266,552,671.50

Finding the Fourth Proportional to 791,131,441.50, 1,186,867,245.06 and 266,552,671.50

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Solution

The fourth proportional to 791,131,441.50, 1,186,867,245.06 and 266,552,671.50 is: 399,886,312.55

Step by Step Solution

  1. Step 1: Write the proportion equation
    791,131,441.50 : 1,186,867,245.06 = 266,552,671.50 : x
  2. Step 2: Convert to fraction form
    791,131,441.50/1,186,867,245.06 = 266,552,671.50/x
  3. Step 3: Cross multiply
    791,131,441.50x = 1,186,867,245.06 × 266,552,671.50
  4. Step 4: Simplify right side
    791,131,441.50x = 316,362,634,886,588,160
  5. Step 5: Solve for x
    x = 316,362,634,886,588,160/791,131,441.50
  6. Step 6: Final answer
    x = 399,886,312.55

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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.