Home / 25,418,571,941.65-38,133,373,623.15-7,731,789,966.42

Finding the Fourth Proportional to 25,418,571,941.65, 38,133,373,623.15 and 7,731,789,966.42

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Solution

The fourth proportional to 25,418,571,941.65, 38,133,373,623.15 and 7,731,789,966.42 is: 11,599,362,711.72

Step by Step Solution

  1. Step 1: Write the proportion equation
    25,418,571,941.65 : 38,133,373,623.15 = 7,731,789,966.42 : x
  2. Step 2: Convert to fraction form
    25,418,571,941.65/38,133,373,623.15 = 7,731,789,966.42/x
  3. Step 3: Cross multiply
    25,418,571,941.65x = 38,133,373,623.15 × 7,731,789,966.42
  4. Step 4: Simplify right side
    25,418,571,941.65x = 294,839,235,565,216,268,288
  5. Step 5: Solve for x
    x = 294,839,235,565,216,268,288/25,418,571,941.65
  6. Step 6: Final answer
    x = 11,599,362,711.72

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Double scale
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Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.