Home / 119,816,674.80-165,347,670.24-66,895,775.16

Finding the Fourth Proportional to 119,816,674.80, 165,347,670.24 and 66,895,775.16

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Solution

The fourth proportional to 119,816,674.80, 165,347,670.24 and 66,895,775.16 is: 92,316,537.66

Step by Step Solution

  1. Step 1: Write the proportion equation
    119,816,674.80 : 165,347,670.24 = 66,895,775.16 : x
  2. Step 2: Convert to fraction form
    119,816,674.80/165,347,670.24 = 66,895,775.16/x
  3. Step 3: Cross multiply
    119,816,674.80x = 165,347,670.24 × 66,895,775.16
  4. Step 4: Simplify right side
    119,816,674.80x = 11,061,060,571,604,864
  5. Step 5: Solve for x
    x = 11,061,060,571,604,864/119,816,674.80
  6. Step 6: Final answer
    x = 92,316,537.66

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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.