Home / 357,583,966.08-493,421,600.04-206,902,523.76

Finding the Fourth Proportional to 357,583,966.08, 493,421,600.04 and 206,902,523.76

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Solution

The fourth proportional to 357,583,966.08, 493,421,600.04 and 206,902,523.76 is: 285,499,865.79

Step by Step Solution

  1. Step 1: Write the proportion equation
    357,583,966.08 : 493,421,600.04 = 206,902,523.76 : x
  2. Step 2: Convert to fraction form
    357,583,966.08/493,421,600.04 = 206,902,523.76/x
  3. Step 3: Cross multiply
    357,583,966.08x = 493,421,600.04 × 206,902,523.76
  4. Step 4: Simplify right side
    357,583,966.08x = 102,090,174,325,973,312
  5. Step 5: Solve for x
    x = 102,090,174,325,973,312/357,583,966.08
  6. Step 6: Final answer
    x = 285,499,865.79

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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.