Home / 3,998,754,783.94-5,518,300,036.14-2,214,570,833.03

Finding the Fourth Proportional to 3,998,754,783.94, 5,518,300,036.14 and 2,214,570,833.03

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Solution

The fourth proportional to 3,998,754,783.94, 5,518,300,036.14 and 2,214,570,833.03 is: 3,056,117,958.77

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,998,754,783.94 : 5,518,300,036.14 = 2,214,570,833.03 : x
  2. Step 2: Convert to fraction form
    3,998,754,783.94/5,518,300,036.14 = 2,214,570,833.03/x
  3. Step 3: Cross multiply
    3,998,754,783.94x = 5,518,300,036.14 × 2,214,570,833.03
  4. Step 4: Simplify right side
    3,998,754,783.94x = 12,220,666,307,916,447,744
  5. Step 5: Solve for x
    x = 12,220,666,307,916,447,744/3,998,754,783.94
  6. Step 6: Final answer
    x = 3,056,117,958.77

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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.