Home / 123,763,636,220.22-185,645,222,599.90-38,779,936,620.89

Finding the Fourth Proportional to 123,763,636,220.22, 185,645,222,599.90 and 38,779,936,620.89

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Solution

The fourth proportional to 123,763,636,220.22, 185,645,222,599.90 and 38,779,936,620.89 is: 58,169,832,321.22

Step by Step Solution

  1. Step 1: Write the proportion equation
    123,763,636,220.22 : 185,645,222,599.90 = 38,779,936,620.89 : x
  2. Step 2: Convert to fraction form
    123,763,636,220.22/185,645,222,599.90 = 38,779,936,620.89/x
  3. Step 3: Cross multiply
    123,763,636,220.22x = 185,645,222,599.90 × 38,779,936,620.89
  4. Step 4: Simplify right side
    123,763,636,220.22x = 7,199,309,966,394,210,123,776
  5. Step 5: Solve for x
    x = 7,199,309,966,394,210,123,776/123,763,636,220.22
  6. Step 6: Final answer
    x = 58,169,832,321.22

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1.5x scale

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.