Home / 1,012,109,326.83-1,518,371,052.98-348,037,100.42

Finding the Fourth Proportional to 1,012,109,326.83, 1,518,371,052.98 and 348,037,100.42

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Solution

The fourth proportional to 1,012,109,326.83, 1,518,371,052.98 and 348,037,100.42 is: 522,126,853.91

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,012,109,326.83 : 1,518,371,052.98 = 348,037,100.42 : x
  2. Step 2: Convert to fraction form
    1,012,109,326.83/1,518,371,052.98 = 348,037,100.42/x
  3. Step 3: Cross multiply
    1,012,109,326.83x = 1,518,371,052.98 × 348,037,100.42
  4. Step 4: Simplify right side
    1,012,109,326.83x = 528,449,458,631,489,344
  5. Step 5: Solve for x
    x = 528,449,458,631,489,344/1,012,109,326.83
  6. Step 6: Final answer
    x = 522,126,853.91

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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.