Home / 922,475,236.48-1,273,015,775.28-504,787,572.16

Finding the Fourth Proportional to 922,475,236.48, 1,273,015,775.28 and 504,787,572.16

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Solution

The fourth proportional to 922,475,236.48, 1,273,015,775.28 and 504,787,572.16 is: 696,606,821.64

Step by Step Solution

  1. Step 1: Write the proportion equation
    922,475,236.48 : 1,273,015,775.28 = 504,787,572.16 : x
  2. Step 2: Convert to fraction form
    922,475,236.48/1,273,015,775.28 = 504,787,572.16/x
  3. Step 3: Cross multiply
    922,475,236.48x = 1,273,015,775.28 × 504,787,572.16
  4. Step 4: Simplify right side
    922,475,236.48x = 642,602,542,524,971,392
  5. Step 5: Solve for x
    x = 642,602,542,524,971,392/922,475,236.48
  6. Step 6: Final answer
    x = 696,606,821.64

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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.