Home / 2,093,184,076.40-3,139,776,114.60-638,972,543.60

Finding the Fourth Proportional to 2,093,184,076.40, 3,139,776,114.60 and 638,972,543.60

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Solution

The fourth proportional to 2,093,184,076.40, 3,139,776,114.60 and 638,972,543.60 is: 958,458,815.40

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,093,184,076.40 : 3,139,776,114.60 = 638,972,543.60 : x
  2. Step 2: Convert to fraction form
    2,093,184,076.40/3,139,776,114.60 = 638,972,543.60/x
  3. Step 3: Cross multiply
    2,093,184,076.40x = 3,139,776,114.60 × 638,972,543.60
  4. Step 4: Simplify right side
    2,093,184,076.40x = 2,006,230,730,280,487,168
  5. Step 5: Solve for x
    x = 2,006,230,730,280,487,168/2,093,184,076.40
  6. Step 6: Final answer
    x = 958,458,815.40

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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.