Home / 446,635,638.07-616,353,778.92-245,688,196.47

Finding the Fourth Proportional to 446,635,638.07, 616,353,778.92 and 245,688,196.47

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Solution

The fourth proportional to 446,635,638.07, 616,353,778.92 and 245,688,196.47 is: 339,047,839.95

Step by Step Solution

  1. Step 1: Write the proportion equation
    446,635,638.07 : 616,353,778.92 = 245,688,196.47 : x
  2. Step 2: Convert to fraction form
    446,635,638.07/616,353,778.92 = 245,688,196.47/x
  3. Step 3: Cross multiply
    446,635,638.07x = 616,353,778.92 × 245,688,196.47
  4. Step 4: Simplify right side
    446,635,638.07x = 151,430,848,330,323,904
  5. Step 5: Solve for x
    x = 151,430,848,330,323,904/446,635,638.07
  6. Step 6: Final answer
    x = 339,047,839.95

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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.