Home / 25,385,724,831.28-38,078,749,512.36-7,458,030,032.21

Finding the Fourth Proportional to 25,385,724,831.28, 38,078,749,512.36 and 7,458,030,032.21

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Solution

The fourth proportional to 25,385,724,831.28, 38,078,749,512.36 and 7,458,030,032.21 is: 11,187,092,720.01

Step by Step Solution

  1. Step 1: Write the proportion equation
    25,385,724,831.28 : 38,078,749,512.36 = 7,458,030,032.21 : x
  2. Step 2: Convert to fraction form
    25,385,724,831.28/38,078,749,512.36 = 7,458,030,032.21/x
  3. Step 3: Cross multiply
    25,385,724,831.28x = 38,078,749,512.36 × 7,458,030,032.21
  4. Step 4: Simplify right side
    25,385,724,831.28x = 283,992,457,452,182,765,568
  5. Step 5: Solve for x
    x = 283,992,457,452,182,765,568/25,385,724,831.28
  6. Step 6: Final answer
    x = 11,187,092,720.01

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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.