Home / 499,880,219,959.35-689,822,970,019.70-294,127,786,126.93

Finding the Fourth Proportional to 499,880,219,959.35, 689,822,970,019.70 and 294,127,786,126.93

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Solution

The fourth proportional to 499,880,219,959.35, 689,822,970,019.70 and 294,127,786,126.93 is: 405,889,440,890.25

Step by Step Solution

  1. Step 1: Write the proportion equation
    499,880,219,959.35 : 689,822,970,019.70 = 294,127,786,126.93 : x
  2. Step 2: Convert to fraction form
    499,880,219,959.35/689,822,970,019.70 = 294,127,786,126.93/x
  3. Step 3: Cross multiply
    499,880,219,959.35x = 689,822,970,019.70 × 294,127,786,126.93
  4. Step 4: Simplify right side
    499,880,219,959.35x = 202,896,102,991,397,950,324,736
  5. Step 5: Solve for x
    x = 202,896,102,991,397,950,324,736/499,880,219,959.35
  6. Step 6: Final answer
    x = 405,889,440,890.25

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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.