Home / 626,292,728,518.70-939,054,623,779.30-243,389,718,974.16

Finding the Fourth Proportional to 626,292,728,518.70, 939,054,623,779.30 and 243,389,718,974.16

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Solution

The fourth proportional to 626,292,728,518.70, 939,054,623,779.30 and 243,389,718,974.16 is: 364,935,166,217.89

Step by Step Solution

  1. Step 1: Write the proportion equation
    626,292,728,518.70 : 939,054,623,779.30 = 243,389,718,974.16 : x
  2. Step 2: Convert to fraction form
    626,292,728,518.70/939,054,623,779.30 = 243,389,718,974.16/x
  3. Step 3: Cross multiply
    626,292,728,518.70x = 939,054,623,779.30 × 243,389,718,974.16
  4. Step 4: Simplify right side
    626,292,728,518.70x = 228,556,240,983,029,400,469,504
  5. Step 5: Solve for x
    x = 228,556,240,983,029,400,469,504/626,292,728,518.70
  6. Step 6: Final answer
    x = 364,935,166,217.89

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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.