Home / 245,060,406.78-338,173,495.13-133,548,853.34

Finding the Fourth Proportional to 245,060,406.78, 338,173,495.13 and 133,548,853.34

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Solution

The fourth proportional to 245,060,406.78, 338,173,495.13 and 133,548,853.34 is: 184,292,040.87

Step by Step Solution

  1. Step 1: Write the proportion equation
    245,060,406.78 : 338,173,495.13 = 133,548,853.34 : x
  2. Step 2: Convert to fraction form
    245,060,406.78/338,173,495.13 = 133,548,853.34/x
  3. Step 3: Cross multiply
    245,060,406.78x = 338,173,495.13 × 133,548,853.34
  4. Step 4: Simplify right side
    245,060,406.78x = 45,162,682,502,232,960
  5. Step 5: Solve for x
    x = 45,162,682,502,232,960/245,060,406.78
  6. Step 6: Final answer
    x = 184,292,040.87

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These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.