Home / 946,628,298.56-1,420,095,027.96-291,579,020.16

Finding the Fourth Proportional to 946,628,298.56, 1,420,095,027.96 and 291,579,020.16

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Solution

The fourth proportional to 946,628,298.56, 1,420,095,027.96 and 291,579,020.16 is: 437,415,527.74

Step by Step Solution

  1. Step 1: Write the proportion equation
    946,628,298.56 : 1,420,095,027.96 = 291,579,020.16 : x
  2. Step 2: Convert to fraction form
    946,628,298.56/1,420,095,027.96 = 291,579,020.16/x
  3. Step 3: Cross multiply
    946,628,298.56x = 1,420,095,027.96 × 291,579,020.16
  4. Step 4: Simplify right side
    946,628,298.56x = 414,069,916,786,664,640
  5. Step 5: Solve for x
    x = 414,069,916,786,664,640/946,628,298.56
  6. Step 6: Final answer
    x = 437,415,527.74

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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.