Home / 1,368,323,608.88-1,888,301,442.80-803,832,282.71

Finding the Fourth Proportional to 1,368,323,608.88, 1,888,301,442.80 and 803,832,282.71

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Solution

The fourth proportional to 1,368,323,608.88, 1,888,301,442.80 and 803,832,282.71 is: 1,109,297,281.26

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,368,323,608.88 : 1,888,301,442.80 = 803,832,282.71 : x
  2. Step 2: Convert to fraction form
    1,368,323,608.88/1,888,301,442.80 = 803,832,282.71/x
  3. Step 3: Cross multiply
    1,368,323,608.88x = 1,888,301,442.80 × 803,832,282.71
  4. Step 4: Simplify right side
    1,368,323,608.88x = 1,517,877,659,217,372,160
  5. Step 5: Solve for x
    x = 1,517,877,659,217,372,160/1,368,323,608.88
  6. Step 6: Final answer
    x = 1,109,297,281.26

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1.5x scale

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.