Home / 123,763,636,222.25-185,645,222,602.95-38,779,936,622.90

Finding the Fourth Proportional to 123,763,636,222.25, 185,645,222,602.95 and 38,779,936,622.90

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Solution

The fourth proportional to 123,763,636,222.25, 185,645,222,602.95 and 38,779,936,622.90 is: 58,169,832,324.24

Step by Step Solution

  1. Step 1: Write the proportion equation
    123,763,636,222.25 : 185,645,222,602.95 = 38,779,936,622.90 : x
  2. Step 2: Convert to fraction form
    123,763,636,222.25/185,645,222,602.95 = 38,779,936,622.90/x
  3. Step 3: Cross multiply
    123,763,636,222.25x = 185,645,222,602.95 × 38,779,936,622.90
  4. Step 4: Simplify right side
    123,763,636,222.25x = 7,199,309,966,886,564,790,272
  5. Step 5: Solve for x
    x = 7,199,309,966,886,564,790,272/123,763,636,222.25
  6. Step 6: Final answer
    x = 58,169,832,324.24

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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.