Home / 280,122,853.03-386,602,324.94-232,996,783.77

Finding the Fourth Proportional to 280,122,853.03, 386,602,324.94 and 232,996,783.77

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Solution

The fourth proportional to 280,122,853.03, 386,602,324.94 and 232,996,783.77 is: 321,562,833.36

Step by Step Solution

  1. Step 1: Write the proportion equation
    280,122,853.03 : 386,602,324.94 = 232,996,783.77 : x
  2. Step 2: Convert to fraction form
    280,122,853.03/386,602,324.94 = 232,996,783.77/x
  3. Step 3: Cross multiply
    280,122,853.03x = 386,602,324.94 × 232,996,783.77
  4. Step 4: Simplify right side
    280,122,853.03x = 90,077,098,309,606,960
  5. Step 5: Solve for x
    x = 90,077,098,309,606,960/280,122,853.03
  6. Step 6: Final answer
    x = 321,562,833.36

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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.