Home / 672,207,346,245.45-927,668,263,783.45-367,706,033,907.65

Finding the Fourth Proportional to 672,207,346,245.45, 927,668,263,783.45 and 367,706,033,907.65

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Solution

The fourth proportional to 672,207,346,245.45, 927,668,263,783.45 and 367,706,033,907.65 is: 507,446,429,978.85

Step by Step Solution

  1. Step 1: Write the proportion equation
    672,207,346,245.45 : 927,668,263,783.45 = 367,706,033,907.65 : x
  2. Step 2: Convert to fraction form
    672,207,346,245.45/927,668,263,783.45 = 367,706,033,907.65/x
  3. Step 3: Cross multiply
    672,207,346,245.45x = 927,668,263,783.45 × 367,706,033,907.65
  4. Step 4: Simplify right side
    672,207,346,245.45x = 341,109,218,057,808,083,156,992
  5. Step 5: Solve for x
    x = 341,109,218,057,808,083,156,992/672,207,346,245.45
  6. Step 6: Final answer
    x = 507,446,429,978.85

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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.