Home / 265,672,484.92-398,623,823.70-142,707,338.32

Finding the Fourth Proportional to 265,672,484.92, 398,623,823.70 and 142,707,338.32

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Solution

The fourth proportional to 265,672,484.92, 398,623,823.70 and 142,707,338.32 is: 214,122,832.06

Step by Step Solution

  1. Step 1: Write the proportion equation
    265,672,484.92 : 398,623,823.70 = 142,707,338.32 : x
  2. Step 2: Convert to fraction form
    265,672,484.92/398,623,823.70 = 142,707,338.32/x
  3. Step 3: Cross multiply
    265,672,484.92x = 398,623,823.70 × 142,707,338.32
  4. Step 4: Simplify right side
    265,672,484.92x = 56,886,544,871,167,928
  5. Step 5: Solve for x
    x = 56,886,544,871,167,928/265,672,484.92
  6. Step 6: Final answer
    x = 214,122,832.06

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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.