Home / 946,628,292.56-1,420,095,018.96-291,579,014.14

Finding the Fourth Proportional to 946,628,292.56, 1,420,095,018.96 and 291,579,014.14

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Solution

The fourth proportional to 946,628,292.56, 1,420,095,018.96 and 291,579,014.14 is: 437,415,518.71

Step by Step Solution

  1. Step 1: Write the proportion equation
    946,628,292.56 : 1,420,095,018.96 = 291,579,014.14 : x
  2. Step 2: Convert to fraction form
    946,628,292.56/1,420,095,018.96 = 291,579,014.14/x
  3. Step 3: Cross multiply
    946,628,292.56x = 1,420,095,018.96 × 291,579,014.14
  4. Step 4: Simplify right side
    946,628,292.56x = 414,069,905,613,481,408
  5. Step 5: Solve for x
    x = 414,069,905,613,481,408/946,628,292.56
  6. Step 6: Final answer
    x = 437,415,518.71

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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.