Home / 55,916,210,383.44-83,874,629,129.40-18,651,099,795.36

Finding the Fourth Proportional to 55,916,210,383.44, 83,874,629,129.40 and 18,651,099,795.36

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Solution

The fourth proportional to 55,916,210,383.44, 83,874,629,129.40 and 18,651,099,795.36 is: 27,976,754,280.45

Step by Step Solution

  1. Step 1: Write the proportion equation
    55,916,210,383.44 : 83,874,629,129.40 = 18,651,099,795.36 : x
  2. Step 2: Convert to fraction form
    55,916,210,383.44/83,874,629,129.40 = 18,651,099,795.36/x
  3. Step 3: Cross multiply
    55,916,210,383.44x = 83,874,629,129.40 × 18,651,099,795.36
  4. Step 4: Simplify right side
    55,916,210,383.44x = 1,564,354,078,191,248,211,968
  5. Step 5: Solve for x
    x = 1,564,354,078,191,248,211,968/55,916,210,383.44
  6. Step 6: Final answer
    x = 27,976,754,280.45

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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.