Home / 655,362,601.11-904,364,091.84-357,945,626.07

Finding the Fourth Proportional to 655,362,601.11, 904,364,091.84 and 357,945,626.07

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Solution

The fourth proportional to 655,362,601.11, 904,364,091.84 and 357,945,626.07 is: 493,945,138.92

Step by Step Solution

  1. Step 1: Write the proportion equation
    655,362,601.11 : 904,364,091.84 = 357,945,626.07 : x
  2. Step 2: Convert to fraction form
    655,362,601.11/904,364,091.84 = 357,945,626.07/x
  3. Step 3: Cross multiply
    655,362,601.11x = 904,364,091.84 × 357,945,626.07
  4. Step 4: Simplify right side
    655,362,601.11x = 323,713,171,048,895,808
  5. Step 5: Solve for x
    x = 323,713,171,048,895,808/655,362,601.11
  6. Step 6: Final answer
    x = 493,945,138.92

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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.