Home / 3,970,299,747.20-5,955,673,569.60-1,210,018,812.80

Finding the Fourth Proportional to 3,970,299,747.20, 5,955,673,569.60 and 1,210,018,812.80

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Solution

The fourth proportional to 3,970,299,747.20, 5,955,673,569.60 and 1,210,018,812.80 is: 1,815,096,471.54

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,970,299,747.20 : 5,955,673,569.60 = 1,210,018,812.80 : x
  2. Step 2: Convert to fraction form
    3,970,299,747.20/5,955,673,569.60 = 1,210,018,812.80/x
  3. Step 3: Cross multiply
    3,970,299,747.20x = 5,955,673,569.60 × 1,210,018,812.80
  4. Step 4: Simplify right side
    3,970,299,747.20x = 7,206,477,062,111,730,688
  5. Step 5: Solve for x
    x = 7,206,477,062,111,730,688/3,970,299,747.20
  6. Step 6: Final answer
    x = 1,815,096,471.54

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1.5x scale

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.