Home / 8,317,116,976.84-12,475,566,493.32-2,021,527,911.18

Finding the Fourth Proportional to 8,317,116,976.84, 12,475,566,493.32 and 2,021,527,911.18

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Solution

The fourth proportional to 8,317,116,976.84, 12,475,566,493.32 and 2,021,527,911.18 is: 3,032,265,380.45

Step by Step Solution

  1. Step 1: Write the proportion equation
    8,317,116,976.84 : 12,475,566,493.32 = 2,021,527,911.18 : x
  2. Step 2: Convert to fraction form
    8,317,116,976.84/12,475,566,493.32 = 2,021,527,911.18/x
  3. Step 3: Cross multiply
    8,317,116,976.84x = 12,475,566,493.32 × 2,021,527,911.18
  4. Step 4: Simplify right side
    8,317,116,976.84x = 25,219,705,874,028,376,064
  5. Step 5: Solve for x
    x = 25,219,705,874,028,376,064/8,317,116,976.84
  6. Step 6: Final answer
    x = 3,032,265,380.45

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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.