Home / 3,928,897,070.40-5,893,345,605.60-2,689,151,505.60

Finding the Fourth Proportional to 3,928,897,070.40, 5,893,345,605.60 and 2,689,151,505.60

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Solution

The fourth proportional to 3,928,897,070.40, 5,893,345,605.60 and 2,689,151,505.60 is: 4,033,727,258.40

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,928,897,070.40 : 5,893,345,605.60 = 2,689,151,505.60 : x
  2. Step 2: Convert to fraction form
    3,928,897,070.40/5,893,345,605.60 = 2,689,151,505.60/x
  3. Step 3: Cross multiply
    3,928,897,070.40x = 5,893,345,605.60 × 2,689,151,505.60
  4. Step 4: Simplify right side
    3,928,897,070.40x = 15,848,099,208,320,385,024
  5. Step 5: Solve for x
    x = 15,848,099,208,320,385,024/3,928,897,070.40
  6. Step 6: Final answer
    x = 4,033,727,258.40

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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.