Home / 626,292,728,520.20-939,054,623,781.54-243,389,718,975.66

Finding the Fourth Proportional to 626,292,728,520.20, 939,054,623,781.54 and 243,389,718,975.66

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Solution

The fourth proportional to 626,292,728,520.20, 939,054,623,781.54 and 243,389,718,975.66 is: 364,935,166,220.14

Step by Step Solution

  1. Step 1: Write the proportion equation
    626,292,728,520.20 : 939,054,623,781.54 = 243,389,718,975.66 : x
  2. Step 2: Convert to fraction form
    626,292,728,520.20/939,054,623,781.54 = 243,389,718,975.66/x
  3. Step 3: Cross multiply
    626,292,728,520.20x = 939,054,623,781.54 × 243,389,718,975.66
  4. Step 4: Simplify right side
    626,292,728,520.20x = 228,556,240,984,983,174,381,568
  5. Step 5: Solve for x
    x = 228,556,240,984,983,174,381,568/626,292,728,520.20
  6. Step 6: Final answer
    x = 364,935,166,220.14

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Double scale
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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.