Home / 2,485,143,313.74-3,429,570,541.95-1,356,185,822.94

Finding the Fourth Proportional to 2,485,143,313.74, 3,429,570,541.95 and 1,356,185,822.94

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Solution

The fourth proportional to 2,485,143,313.74, 3,429,570,541.95 and 1,356,185,822.94 is: 1,871,576,146.96

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,485,143,313.74 : 3,429,570,541.95 = 1,356,185,822.94 : x
  2. Step 2: Convert to fraction form
    2,485,143,313.74/3,429,570,541.95 = 1,356,185,822.94/x
  3. Step 3: Cross multiply
    2,485,143,313.74x = 3,429,570,541.95 × 1,356,185,822.94
  4. Step 4: Simplify right side
    2,485,143,313.74x = 4,651,134,947,765,242,880
  5. Step 5: Solve for x
    x = 4,651,134,947,765,242,880/2,485,143,313.74
  6. Step 6: Final answer
    x = 1,871,576,146.96

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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.