Home / 2,821,829,831.64-3,894,373,088.64-1,551,894,391.80

Finding the Fourth Proportional to 2,821,829,831.64, 3,894,373,088.64 and 1,551,894,391.80

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Solution

The fourth proportional to 2,821,829,831.64, 3,894,373,088.64 and 1,551,894,391.80 is: 2,141,750,607.38

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,821,829,831.64 : 3,894,373,088.64 = 1,551,894,391.80 : x
  2. Step 2: Convert to fraction form
    2,821,829,831.64/3,894,373,088.64 = 1,551,894,391.80/x
  3. Step 3: Cross multiply
    2,821,829,831.64x = 3,894,373,088.64 × 1,551,894,391.80
  4. Step 4: Simplify right side
    2,821,829,831.64x = 6,043,655,755,837,259,776
  5. Step 5: Solve for x
    x = 6,043,655,755,837,259,776/2,821,829,831.64
  6. Step 6: Final answer
    x = 2,141,750,607.38

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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.