Home / 21,766,509,761.34-30,022,310,318.64-14,528,908,108.62

Finding the Fourth Proportional to 21,766,509,761.34, 30,022,310,318.64 and 14,528,908,108.62

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Solution

The fourth proportional to 21,766,509,761.34, 30,022,310,318.64 and 14,528,908,108.62 is: 20,039,565,029.52

Step by Step Solution

  1. Step 1: Write the proportion equation
    21,766,509,761.34 : 30,022,310,318.64 = 14,528,908,108.62 : x
  2. Step 2: Convert to fraction form
    21,766,509,761.34/30,022,310,318.64 = 14,528,908,108.62/x
  3. Step 3: Cross multiply
    21,766,509,761.34x = 30,022,310,318.64 × 14,528,908,108.62
  4. Step 4: Simplify right side
    21,766,509,761.34x = 436,191,387,827,994,624,000
  5. Step 5: Solve for x
    x = 436,191,387,827,994,624,000/21,766,509,761.34
  6. Step 6: Final answer
    x = 20,039,565,029.52

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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.