Home / 3,109,954,538.40-4,664,931,807.60-2,905,881,194.40

Finding the Fourth Proportional to 3,109,954,538.40, 4,664,931,807.60 and 2,905,881,194.40

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Solution

The fourth proportional to 3,109,954,538.40, 4,664,931,807.60 and 2,905,881,194.40 is: 4,358,821,791.60

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,109,954,538.40 : 4,664,931,807.60 = 2,905,881,194.40 : x
  2. Step 2: Convert to fraction form
    3,109,954,538.40/4,664,931,807.60 = 2,905,881,194.40/x
  3. Step 3: Cross multiply
    3,109,954,538.40x = 4,664,931,807.60 × 2,905,881,194.40
  4. Step 4: Simplify right side
    3,109,954,538.40x = 13,555,737,612,863,240,192
  5. Step 5: Solve for x
    x = 13,555,737,612,863,240,192/3,109,954,538.40
  6. Step 6: Final answer
    x = 4,358,821,791.60

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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.