Home / 247,202,399.20-341,139,684.60-134,171,931.58

Finding the Fourth Proportional to 247,202,399.20, 341,139,684.60 and 134,171,931.58

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Solution

The fourth proportional to 247,202,399.20, 341,139,684.60 and 134,171,931.58 is: 185,157,468.41

Step by Step Solution

  1. Step 1: Write the proportion equation
    247,202,399.20 : 341,139,684.60 = 134,171,931.58 : x
  2. Step 2: Convert to fraction form
    247,202,399.20/341,139,684.60 = 134,171,931.58/x
  3. Step 3: Cross multiply
    247,202,399.20x = 341,139,684.60 × 134,171,931.58
  4. Step 4: Simplify right side
    247,202,399.20x = 45,771,370,421,373,984
  5. Step 5: Solve for x
    x = 45,771,370,421,373,984/247,202,399.20
  6. Step 6: Final answer
    x = 185,157,468.41

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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.