Home / 186,846,234.46-257,842,805.98-103,212,565.14

Finding the Fourth Proportional to 186,846,234.46, 257,842,805.98 and 103,212,565.14

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Solution

The fourth proportional to 186,846,234.46, 257,842,805.98 and 103,212,565.14 is: 142,430,579.27

Step by Step Solution

  1. Step 1: Write the proportion equation
    186,846,234.46 : 257,842,805.98 = 103,212,565.14 : x
  2. Step 2: Convert to fraction form
    186,846,234.46/257,842,805.98 = 103,212,565.14/x
  3. Step 3: Cross multiply
    186,846,234.46x = 257,842,805.98 × 103,212,565.14
  4. Step 4: Simplify right side
    186,846,234.46x = 26,612,617,408,091,132
  5. Step 5: Solve for x
    x = 26,612,617,408,091,132/186,846,234.46
  6. Step 6: Final answer
    x = 142,430,579.27

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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.