Home / 850,502,666.70-1,274,746,230.45-359,214,986.70

Finding the Fourth Proportional to 850,502,666.70, 1,274,746,230.45 and 359,214,986.70

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Solution

The fourth proportional to 850,502,666.70, 1,274,746,230.45 and 359,214,986.70 is: 538,396,842.42

Step by Step Solution

  1. Step 1: Write the proportion equation
    850,502,666.70 : 1,274,746,230.45 = 359,214,986.70 : x
  2. Step 2: Convert to fraction form
    850,502,666.70/1,274,746,230.45 = 359,214,986.70/x
  3. Step 3: Cross multiply
    850,502,666.70x = 1,274,746,230.45 × 359,214,986.70
  4. Step 4: Simplify right side
    850,502,666.70x = 457,907,950,216,971,904
  5. Step 5: Solve for x
    x = 457,907,950,216,971,904/850,502,666.70
  6. Step 6: Final answer
    x = 538,396,842.42

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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.