Home / 123,555,403.37-170,464,224.53-70,594,110.77

Finding the Fourth Proportional to 123,555,403.37, 170,464,224.53 and 70,594,110.77

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Solution

The fourth proportional to 123,555,403.37, 170,464,224.53 and 70,594,110.77 is: 97,395,743.29

Step by Step Solution

  1. Step 1: Write the proportion equation
    123,555,403.37 : 170,464,224.53 = 70,594,110.77 : x
  2. Step 2: Convert to fraction form
    123,555,403.37/170,464,224.53 = 70,594,110.77/x
  3. Step 3: Cross multiply
    123,555,403.37x = 170,464,224.53 × 70,594,110.77
  4. Step 4: Simplify right side
    123,555,403.37x = 12,033,770,348,866,160
  5. Step 5: Solve for x
    x = 12,033,770,348,866,160/123,555,403.37
  6. Step 6: Final answer
    x = 97,395,743.29

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1.5x scale

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.