Home / 76,151,490,964.12-104,978,300,116.80-53,217,424,757.08

Finding the Fourth Proportional to 76,151,490,964.12, 104,978,300,116.80 and 53,217,424,757.08

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Solution

The fourth proportional to 76,151,490,964.12, 104,978,300,116.80 and 53,217,424,757.08 is: 73,362,644,865.67

Step by Step Solution

  1. Step 1: Write the proportion equation
    76,151,490,964.12 : 104,978,300,116.80 = 53,217,424,757.08 : x
  2. Step 2: Convert to fraction form
    76,151,490,964.12/104,978,300,116.80 = 53,217,424,757.08/x
  3. Step 3: Cross multiply
    76,151,490,964.12x = 104,978,300,116.80 × 53,217,424,757.08
  4. Step 4: Simplify right side
    76,151,490,964.12x = 5,586,674,787,591,966,949,376
  5. Step 5: Solve for x
    x = 5,586,674,787,591,966,949,376/76,151,490,964.12
  6. Step 6: Final answer
    x = 73,362,644,865.67

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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.