Home / 1,918,821,333.48-2,647,974,295.14-1,038,755,009

Finding the Fourth Proportional to 1,918,821,333.48, 2,647,974,295.14 and 1,038,755,009

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Solution

The fourth proportional to 1,918,821,333.48, 2,647,974,295.14 and 1,038,755,009 is: 1,433,482,375.24

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,918,821,333.48 : 2,647,974,295.14 = 1,038,755,009 : x
  2. Step 2: Convert to fraction form
    1,918,821,333.48/2,647,974,295.14 = 1,038,755,009/x
  3. Step 3: Cross multiply
    1,918,821,333.48x = 2,647,974,295.14 × 1,038,755,009
  4. Step 4: Simplify right side
    1,918,821,333.48x = 2,750,596,562,779,919,360
  5. Step 5: Solve for x
    x = 2,750,596,562,779,919,360/1,918,821,333.48
  6. Step 6: Final answer
    x = 1,433,482,375.24

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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.