Home / 13,837,213,821.81-20,788,932,951.41-8,872,662,356.31

Finding the Fourth Proportional to 13,837,213,821.81, 20,788,932,951.41 and 8,872,662,356.31

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Solution

The fourth proportional to 13,837,213,821.81, 20,788,932,951.41 and 8,872,662,356.31 is: 13,330,225,665.45

Step by Step Solution

  1. Step 1: Write the proportion equation
    13,837,213,821.81 : 20,788,932,951.41 = 8,872,662,356.31 : x
  2. Step 2: Convert to fraction form
    13,837,213,821.81/20,788,932,951.41 = 8,872,662,356.31/x
  3. Step 3: Cross multiply
    13,837,213,821.81x = 20,788,932,951.41 × 8,872,662,356.31
  4. Step 4: Simplify right side
    13,837,213,821.81x = 184,453,182,825,783,656,448
  5. Step 5: Solve for x
    x = 184,453,182,825,783,656,448/13,837,213,821.81
  6. Step 6: Final answer
    x = 13,330,225,665.45

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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.