Home / 243,875,108.52-336,552,655.59-138,028,522.14

Finding the Fourth Proportional to 243,875,108.52, 336,552,655.59 and 138,028,522.14

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Solution

The fourth proportional to 243,875,108.52, 336,552,655.59 and 138,028,522.14 is: 190,482,193.76

Step by Step Solution

  1. Step 1: Write the proportion equation
    243,875,108.52 : 336,552,655.59 = 138,028,522.14 : x
  2. Step 2: Convert to fraction form
    243,875,108.52/336,552,655.59 = 138,028,522.14/x
  3. Step 3: Cross multiply
    243,875,108.52x = 336,552,655.59 × 138,028,522.14
  4. Step 4: Simplify right side
    243,875,108.52x = 46,453,865,673,380,104
  5. Step 5: Solve for x
    x = 46,453,865,673,380,104/243,875,108.52
  6. Step 6: Final answer
    x = 190,482,193.76

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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.