Home / 177,144,817.80-265,717,226.70-81,406,705.80

Finding the Fourth Proportional to 177,144,817.80, 265,717,226.70 and 81,406,705.80

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Solution

The fourth proportional to 177,144,817.80, 265,717,226.70 and 81,406,705.80 is: 122,110,058.70

Step by Step Solution

  1. Step 1: Write the proportion equation
    177,144,817.80 : 265,717,226.70 = 81,406,705.80 : x
  2. Step 2: Convert to fraction form
    177,144,817.80/265,717,226.70 = 81,406,705.80/x
  3. Step 3: Cross multiply
    177,144,817.80x = 265,717,226.70 × 81,406,705.80
  4. Step 4: Simplify right side
    177,144,817.80x = 21,631,164,099,958,804
  5. Step 5: Solve for x
    x = 21,631,164,099,958,804/177,144,817.80
  6. Step 6: Final answer
    x = 122,110,058.70

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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.