Home / 1,891,108,728.50-2,609,702,803.62-1,044,371,878.84

Finding the Fourth Proportional to 1,891,108,728.50, 2,609,702,803.62 and 1,044,371,878.84

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Solution

The fourth proportional to 1,891,108,728.50, 2,609,702,803.62 and 1,044,371,878.84 is: 1,441,218,148.46

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,891,108,728.50 : 2,609,702,803.62 = 1,044,371,878.84 : x
  2. Step 2: Convert to fraction form
    1,891,108,728.50/2,609,702,803.62 = 1,044,371,878.84/x
  3. Step 3: Cross multiply
    1,891,108,728.50x = 2,609,702,803.62 × 1,044,371,878.84
  4. Step 4: Simplify right side
    1,891,108,728.50x = 2,725,500,220,230,635,008
  5. Step 5: Solve for x
    x = 2,725,500,220,230,635,008/1,891,108,728.50
  6. Step 6: Final answer
    x = 1,441,218,148.46

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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.