Home / 5,974,839,490.77-8,962,136,164.10-1,991,212,902.25

Finding the Fourth Proportional to 5,974,839,490.77, 8,962,136,164.10 and 1,991,212,902.25

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Solution

The fourth proportional to 5,974,839,490.77, 8,962,136,164.10 and 1,991,212,902.25 is: 2,986,778,337.60

Step by Step Solution

  1. Step 1: Write the proportion equation
    5,974,839,490.77 : 8,962,136,164.10 = 1,991,212,902.25 : x
  2. Step 2: Convert to fraction form
    5,974,839,490.77/8,962,136,164.10 = 1,991,212,902.25/x
  3. Step 3: Cross multiply
    5,974,839,490.77x = 8,962,136,164.10 × 1,991,212,902.25
  4. Step 4: Simplify right side
    5,974,839,490.77x = 17,845,521,161,698,353,152
  5. Step 5: Solve for x
    x = 17,845,521,161,698,353,152/5,974,839,490.77
  6. Step 6: Final answer
    x = 2,986,778,337.60

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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.