Home / 8,555,712,083.91-12,824,510,368.50-2,877,895,420.43

Finding the Fourth Proportional to 8,555,712,083.91, 12,824,510,368.50 and 2,877,895,420.43

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Solution

The fourth proportional to 8,555,712,083.91, 12,824,510,368.50 and 2,877,895,420.43 is: 4,313,796,361.63

Step by Step Solution

  1. Step 1: Write the proportion equation
    8,555,712,083.91 : 12,824,510,368.50 = 2,877,895,420.43 : x
  2. Step 2: Convert to fraction form
    8,555,712,083.91/12,824,510,368.50 = 2,877,895,420.43/x
  3. Step 3: Cross multiply
    8,555,712,083.91x = 12,824,510,368.50 × 2,877,895,420.43
  4. Step 4: Simplify right side
    8,555,712,083.91x = 36,907,599,658,699,079,680
  5. Step 5: Solve for x
    x = 36,907,599,658,699,079,680/8,555,712,083.91
  6. Step 6: Final answer
    x = 4,313,796,361.63

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1.5x scale

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.