Home / 266,917,741.12-368,314,980.42-153,885,960.64

Finding the Fourth Proportional to 266,917,741.12, 368,314,980.42 and 153,885,960.64

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Solution

The fourth proportional to 266,917,741.12, 368,314,980.42 and 153,885,960.64 is: 212,344,463.66

Step by Step Solution

  1. Step 1: Write the proportion equation
    266,917,741.12 : 368,314,980.42 = 153,885,960.64 : x
  2. Step 2: Convert to fraction form
    266,917,741.12/368,314,980.42 = 153,885,960.64/x
  3. Step 3: Cross multiply
    266,917,741.12x = 368,314,980.42 × 153,885,960.64
  4. Step 4: Simplify right side
    266,917,741.12x = 56,678,504,580,034,488
  5. Step 5: Solve for x
    x = 56,678,504,580,034,488/266,917,741.12
  6. Step 6: Final answer
    x = 212,344,463.66

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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.