Home / 831,587,189,681.92-1,245,232,511,627.20-573,932,982,667.55

Finding the Fourth Proportional to 831,587,189,681.92, 1,245,232,511,627.20 and 573,932,982,667.55

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Solution

The fourth proportional to 831,587,189,681.92, 1,245,232,511,627.20 and 573,932,982,667.55 is: 859,416,809,662.70

Step by Step Solution

  1. Step 1: Write the proportion equation
    831,587,189,681.92 : 1,245,232,511,627.20 = 573,932,982,667.55 : x
  2. Step 2: Convert to fraction form
    831,587,189,681.92/1,245,232,511,627.20 = 573,932,982,667.55/x
  3. Step 3: Cross multiply
    831,587,189,681.92x = 1,245,232,511,627.20 × 573,932,982,667.55
  4. Step 4: Simplify right side
    831,587,189,681.92x = 714,680,009,512,803,545,120,768
  5. Step 5: Solve for x
    x = 714,680,009,512,803,545,120,768/831,587,189,681.92
  6. Step 6: Final answer
    x = 859,416,809,662.70

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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.