Home / 20,117,493,036.35-27,762,732,583.81-11,085,832,929.17

Finding the Fourth Proportional to 20,117,493,036.35, 27,762,732,583.81 and 11,085,832,929.17

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Solution

The fourth proportional to 20,117,493,036.35, 27,762,732,583.81 and 11,085,832,929.17 is: 15,298,775,773.16

Step by Step Solution

  1. Step 1: Write the proportion equation
    20,117,493,036.35 : 27,762,732,583.81 = 11,085,832,929.17 : x
  2. Step 2: Convert to fraction form
    20,117,493,036.35/27,762,732,583.81 = 11,085,832,929.17/x
  3. Step 3: Cross multiply
    20,117,493,036.35x = 27,762,732,583.81 × 11,085,832,929.17
  4. Step 4: Simplify right side
    20,117,493,036.35x = 307,773,015,081,225,224,192
  5. Step 5: Solve for x
    x = 307,773,015,081,225,224,192/20,117,493,036.35
  6. Step 6: Final answer
    x = 15,298,775,773.16

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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.