Home / 407,821,026.15-611,731,539.23-367,006,357.35

Finding the Fourth Proportional to 407,821,026.15, 611,731,539.23 and 367,006,357.35

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Solution

The fourth proportional to 407,821,026.15, 611,731,539.23 and 367,006,357.35 is: 550,509,536.03

Step by Step Solution

  1. Step 1: Write the proportion equation
    407,821,026.15 : 611,731,539.23 = 367,006,357.35 : x
  2. Step 2: Convert to fraction form
    407,821,026.15/611,731,539.23 = 367,006,357.35/x
  3. Step 3: Cross multiply
    407,821,026.15x = 611,731,539.23 × 367,006,357.35
  4. Step 4: Simplify right side
    407,821,026.15x = 224,509,363,888,910,944
  5. Step 5: Solve for x
    x = 224,509,363,888,910,944/407,821,026.15
  6. Step 6: Final answer
    x = 550,509,536.03

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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.