Home / 186,835,130.75-257,840,313.45-107,450,254.24

Finding the Fourth Proportional to 186,835,130.75, 257,840,313.45 and 107,450,254.24

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Solution

The fourth proportional to 186,835,130.75, 257,840,313.45 and 107,450,254.24 is: 148,285,855.69

Step by Step Solution

  1. Step 1: Write the proportion equation
    186,835,130.75 : 257,840,313.45 = 107,450,254.24 : x
  2. Step 2: Convert to fraction form
    186,835,130.75/257,840,313.45 = 107,450,254.24/x
  3. Step 3: Cross multiply
    186,835,130.75x = 257,840,313.45 × 107,450,254.24
  4. Step 4: Simplify right side
    186,835,130.75x = 27,705,007,234,835,848
  5. Step 5: Solve for x
    x = 27,705,007,234,835,848/186,835,130.75
  6. Step 6: Final answer
    x = 148,285,855.69

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1.5x scale

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.