Home / 302,781,429.19-417,838,555.33-163,552,252.46

Finding the Fourth Proportional to 302,781,429.19, 417,838,555.33 and 163,552,252.46

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Solution

The fourth proportional to 302,781,429.19, 417,838,555.33 and 163,552,252.46 is: 225,702,207.27

Step by Step Solution

  1. Step 1: Write the proportion equation
    302,781,429.19 : 417,838,555.33 = 163,552,252.46 : x
  2. Step 2: Convert to fraction form
    302,781,429.19/417,838,555.33 = 163,552,252.46/x
  3. Step 3: Cross multiply
    302,781,429.19x = 417,838,555.33 × 163,552,252.46
  4. Step 4: Simplify right side
    302,781,429.19x = 68,338,436,888,853,840
  5. Step 5: Solve for x
    x = 68,338,436,888,853,840/302,781,429.19
  6. Step 6: Final answer
    x = 225,702,207.27

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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.