Home / 1,802,458,938.47-2,486,600,987.78-1,087,595,755.19

Finding the Fourth Proportional to 1,802,458,938.47, 2,486,600,987.78 and 1,087,595,755.19

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Solution

The fourth proportional to 1,802,458,938.47, 2,486,600,987.78 and 1,087,595,755.19 is: 1,500,404,043.30

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,802,458,938.47 : 2,486,600,987.78 = 1,087,595,755.19 : x
  2. Step 2: Convert to fraction form
    1,802,458,938.47/2,486,600,987.78 = 1,087,595,755.19/x
  3. Step 3: Cross multiply
    1,802,458,938.47x = 2,486,600,987.78 × 1,087,595,755.19
  4. Step 4: Simplify right side
    1,802,458,938.47x = 2,704,416,679,155,351,552
  5. Step 5: Solve for x
    x = 2,704,416,679,155,351,552/1,802,458,938.47
  6. Step 6: Final answer
    x = 1,500,404,043.30

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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.