Home / 568,881,734.39-853,323,699.34-219,292,428.23

Finding the Fourth Proportional to 568,881,734.39, 853,323,699.34 and 219,292,428.23

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Solution

The fourth proportional to 568,881,734.39, 853,323,699.34 and 219,292,428.23 is: 328,939,065.50

Step by Step Solution

  1. Step 1: Write the proportion equation
    568,881,734.39 : 853,323,699.34 = 219,292,428.23 : x
  2. Step 2: Convert to fraction form
    568,881,734.39/853,323,699.34 = 219,292,428.23/x
  3. Step 3: Cross multiply
    568,881,734.39x = 853,323,699.34 × 219,292,428.23
  4. Step 4: Simplify right side
    568,881,734.39x = 187,127,426,092,447,904
  5. Step 5: Solve for x
    x = 187,127,426,092,447,904/568,881,734.39
  6. Step 6: Final answer
    x = 328,939,065.50

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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.