Home / 5,139,583,113.44-7,092,667,211.28-2,792,739,657.44

Finding the Fourth Proportional to 5,139,583,113.44, 7,092,667,211.28 and 2,792,739,657.44

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Solution

The fourth proportional to 5,139,583,113.44, 7,092,667,211.28 and 2,792,739,657.44 is: 3,854,003,828.86

Step by Step Solution

  1. Step 1: Write the proportion equation
    5,139,583,113.44 : 7,092,667,211.28 = 2,792,739,657.44 : x
  2. Step 2: Convert to fraction form
    5,139,583,113.44/7,092,667,211.28 = 2,792,739,657.44/x
  3. Step 3: Cross multiply
    5,139,583,113.44x = 7,092,667,211.28 × 2,792,739,657.44
  4. Step 4: Simplify right side
    5,139,583,113.44x = 19,807,972,997,966,028,800
  5. Step 5: Solve for x
    x = 19,807,972,997,966,028,800/5,139,583,113.44
  6. Step 6: Final answer
    x = 3,854,003,828.86

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Double scale
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1.5x scale

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.