Home / 236,587,894.35-326,503,829.37-142,531,649.74

Finding the Fourth Proportional to 236,587,894.35, 326,503,829.37 and 142,531,649.74

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Solution

The fourth proportional to 236,587,894.35, 326,503,829.37 and 142,531,649.74 is: 196,701,228.41

Step by Step Solution

  1. Step 1: Write the proportion equation
    236,587,894.35 : 326,503,829.37 = 142,531,649.74 : x
  2. Step 2: Convert to fraction form
    236,587,894.35/326,503,829.37 = 142,531,649.74/x
  3. Step 3: Cross multiply
    236,587,894.35x = 326,503,829.37 × 142,531,649.74
  4. Step 4: Simplify right side
    236,587,894.35x = 46,537,129,446,533,568
  5. Step 5: Solve for x
    x = 46,537,129,446,533,568/236,587,894.35
  6. Step 6: Final answer
    x = 196,701,228.41

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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.