Home / 3,915,107,369,609.70-5,402,130,946,608.60-2,180,873,768,211.80

Finding the Fourth Proportional to 3,915,107,369,609.70, 5,402,130,946,608.60 and 2,180,873,768,211.80

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Solution

The fourth proportional to 3,915,107,369,609.70, 5,402,130,946,608.60 and 2,180,873,768,211.80 is: 3,009,206,277,547.98

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,915,107,369,609.70 : 5,402,130,946,608.60 = 2,180,873,768,211.80 : x
  2. Step 2: Convert to fraction form
    3,915,107,369,609.70/5,402,130,946,608.60 = 2,180,873,768,211.80/x
  3. Step 3: Cross multiply
    3,915,107,369,609.70x = 5,402,130,946,608.60 × 2,180,873,768,211.80
  4. Step 4: Simplify right side
    3,915,107,369,609.70x = 11,781,365,673,903,873,979,318,272
  5. Step 5: Solve for x
    x = 11,781,365,673,903,873,979,318,272/3,915,107,369,609.70
  6. Step 6: Final answer
    x = 3,009,206,277,547.98

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Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.