Home / 167,742,752.09-231,482,790.64-92,387,632.95

Finding the Fourth Proportional to 167,742,752.09, 231,482,790.64 and 92,387,632.95

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Solution

The fourth proportional to 167,742,752.09, 231,482,790.64 and 92,387,632.95 is: 127,493,717.79

Step by Step Solution

  1. Step 1: Write the proportion equation
    167,742,752.09 : 231,482,790.64 = 92,387,632.95 : x
  2. Step 2: Convert to fraction form
    167,742,752.09/231,482,790.64 = 92,387,632.95/x
  3. Step 3: Cross multiply
    167,742,752.09x = 231,482,790.64 × 92,387,632.95
  4. Step 4: Simplify right side
    167,742,752.09x = 21,386,147,096,005,504
  5. Step 5: Solve for x
    x = 21,386,147,096,005,504/167,742,752.09
  6. Step 6: Final answer
    x = 127,493,717.79

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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.