Home / 236,442,938.04-326,345,654.72-138,689,286.84

Finding the Fourth Proportional to 236,442,938.04, 326,345,654.72 and 138,689,286.84

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Solution

The fourth proportional to 236,442,938.04, 326,345,654.72 and 138,689,286.84 is: 191,423,125.14

Step by Step Solution

  1. Step 1: Write the proportion equation
    236,442,938.04 : 326,345,654.72 = 138,689,286.84 : x
  2. Step 2: Convert to fraction form
    236,442,938.04/326,345,654.72 = 138,689,286.84/x
  3. Step 3: Cross multiply
    236,442,938.04x = 326,345,654.72 × 138,689,286.84
  4. Step 4: Simplify right side
    236,442,938.04x = 45,260,646,116,449,688
  5. Step 5: Solve for x
    x = 45,260,646,116,449,688/236,442,938.04
  6. Step 6: Final answer
    x = 191,423,125.14

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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.