Home / 123,763,636,250.64-185,645,222,645.40-38,779,936,651.26

Finding the Fourth Proportional to 123,763,636,250.64, 185,645,222,645.40 and 38,779,936,651.26

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Solution

The fourth proportional to 123,763,636,250.64, 185,645,222,645.40 and 38,779,936,651.26 is: 58,169,832,366.74

Step by Step Solution

  1. Step 1: Write the proportion equation
    123,763,636,250.64 : 185,645,222,645.40 = 38,779,936,651.26 : x
  2. Step 2: Convert to fraction form
    123,763,636,250.64/185,645,222,645.40 = 38,779,936,651.26/x
  3. Step 3: Cross multiply
    123,763,636,250.64x = 185,645,222,645.40 × 38,779,936,651.26
  4. Step 4: Simplify right side
    123,763,636,250.64x = 7,199,309,973,797,670,486,016
  5. Step 5: Solve for x
    x = 7,199,309,973,797,670,486,016/123,763,636,250.64
  6. Step 6: Final answer
    x = 58,169,832,366.74

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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.