Home / 123,428,848.26-185,153,347.50-61,986,407.64

Finding the Fourth Proportional to 123,428,848.26, 185,153,347.50 and 61,986,407.64

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Solution

The fourth proportional to 123,428,848.26, 185,153,347.50 and 61,986,407.64 is: 92,984,671.22

Step by Step Solution

  1. Step 1: Write the proportion equation
    123,428,848.26 : 185,153,347.50 = 61,986,407.64 : x
  2. Step 2: Convert to fraction form
    123,428,848.26/185,153,347.50 = 61,986,407.64/x
  3. Step 3: Cross multiply
    123,428,848.26x = 185,153,347.50 × 61,986,407.64
  4. Step 4: Simplify right side
    123,428,848.26x = 11,476,990,874,045,576
  5. Step 5: Solve for x
    x = 11,476,990,874,045,576/123,428,848.26
  6. Step 6: Final answer
    x = 92,984,671.22

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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.