Home / 1,907,772,527.28-2,861,658,557.64-615,308,015.28

Finding the Fourth Proportional to 1,907,772,527.28, 2,861,658,557.64 and 615,308,015.28

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Solution

The fourth proportional to 1,907,772,527.28, 2,861,658,557.64 and 615,308,015.28 is: 922,961,947.68

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,907,772,527.28 : 2,861,658,557.64 = 615,308,015.28 : x
  2. Step 2: Convert to fraction form
    1,907,772,527.28/2,861,658,557.64 = 615,308,015.28/x
  3. Step 3: Cross multiply
    1,907,772,527.28x = 2,861,658,557.64 × 615,308,015.28
  4. Step 4: Simplify right side
    1,907,772,527.28x = 1,760,801,447,510,495,744
  5. Step 5: Solve for x
    x = 1,760,801,447,510,495,744/1,907,772,527.28
  6. Step 6: Final answer
    x = 922,961,947.68

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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.