Home / 2,128,503,985.11-2,916,001,714.50-2,048,923,500.19

Finding the Fourth Proportional to 2,128,503,985.11, 2,916,001,714.50 and 2,048,923,500.19

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Solution

The fourth proportional to 2,128,503,985.11, 2,916,001,714.50 and 2,048,923,500.19 is: 2,806,978,272.64

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,128,503,985.11 : 2,916,001,714.50 = 2,048,923,500.19 : x
  2. Step 2: Convert to fraction form
    2,128,503,985.11/2,916,001,714.50 = 2,048,923,500.19/x
  3. Step 3: Cross multiply
    2,128,503,985.11x = 2,916,001,714.50 × 2,048,923,500.19
  4. Step 4: Simplify right side
    2,128,503,985.11x = 5,974,664,439,426,091,008
  5. Step 5: Solve for x
    x = 5,974,664,439,426,091,008/2,128,503,985.11
  6. Step 6: Final answer
    x = 2,806,978,272.64

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Why These Related Problems?

These problems maintain the same ratio (1.37) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.