Home / 1,399,685,837.30-2,099,528,755.95-1,036,888,781.30

Finding the Fourth Proportional to 1,399,685,837.30, 2,099,528,755.95 and 1,036,888,781.30

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Solution

The fourth proportional to 1,399,685,837.30, 2,099,528,755.95 and 1,036,888,781.30 is: 1,555,333,171.95

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,399,685,837.30 : 2,099,528,755.95 = 1,036,888,781.30 : x
  2. Step 2: Convert to fraction form
    1,399,685,837.30/2,099,528,755.95 = 1,036,888,781.30/x
  3. Step 3: Cross multiply
    1,399,685,837.30x = 2,099,528,755.95 × 1,036,888,781.30
  4. Step 4: Simplify right side
    1,399,685,837.30x = 2,176,977,813,061,300,480
  5. Step 5: Solve for x
    x = 2,176,977,813,061,300,480/1,399,685,837.30
  6. Step 6: Final answer
    x = 1,555,333,171.95

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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.