Home / 622,091,845.60-933,137,768.40-239,139,397.60

Finding the Fourth Proportional to 622,091,845.60, 933,137,768.40 and 239,139,397.60

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Solution

The fourth proportional to 622,091,845.60, 933,137,768.40 and 239,139,397.60 is: 358,709,096.40

Step by Step Solution

  1. Step 1: Write the proportion equation
    622,091,845.60 : 933,137,768.40 = 239,139,397.60 : x
  2. Step 2: Convert to fraction form
    622,091,845.60/933,137,768.40 = 239,139,397.60/x
  3. Step 3: Cross multiply
    622,091,845.60x = 933,137,768.40 × 239,139,397.60
  4. Step 4: Simplify right side
    622,091,845.60x = 223,150,003,812,984,320
  5. Step 5: Solve for x
    x = 223,150,003,812,984,320/622,091,845.60
  6. Step 6: Final answer
    x = 358,709,096.40

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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.