Home / 1,512,433,343.80-2,268,650,015.70-363,575,999.80

Finding the Fourth Proportional to 1,512,433,343.80, 2,268,650,015.70 and 363,575,999.80

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Solution

The fourth proportional to 1,512,433,343.80, 2,268,650,015.70 and 363,575,999.80 is: 545,363,999.70

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,512,433,343.80 : 2,268,650,015.70 = 363,575,999.80 : x
  2. Step 2: Convert to fraction form
    1,512,433,343.80/2,268,650,015.70 = 363,575,999.80/x
  3. Step 3: Cross multiply
    1,512,433,343.80x = 2,268,650,015.70 × 363,575,999.80
  4. Step 4: Simplify right side
    1,512,433,343.80x = 824,826,697,654,413,184
  5. Step 5: Solve for x
    x = 824,826,697,654,413,184/1,512,433,343.80
  6. Step 6: Final answer
    x = 545,363,999.70

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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.