Home / 1,525,783,837.48-2,289,016,921.74-556,435,453.48

Finding the Fourth Proportional to 1,525,783,837.48, 2,289,016,921.74 and 556,435,453.48

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Solution

The fourth proportional to 1,525,783,837.48, 2,289,016,921.74 and 556,435,453.48 is: 834,777,599.28

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,525,783,837.48 : 2,289,016,921.74 = 556,435,453.48 : x
  2. Step 2: Convert to fraction form
    1,525,783,837.48/2,289,016,921.74 = 556,435,453.48/x
  3. Step 3: Cross multiply
    1,525,783,837.48x = 2,289,016,921.74 × 556,435,453.48
  4. Step 4: Simplify right side
    1,525,783,837.48x = 1,273,690,168,871,790,592
  5. Step 5: Solve for x
    x = 1,273,690,168,871,790,592/1,525,783,837.48
  6. Step 6: Final answer
    x = 834,777,599.28

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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.