Home / 205,045,783.47-282,932,741.85-124,535,879.39

Finding the Fourth Proportional to 205,045,783.47, 282,932,741.85 and 124,535,879.39

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Solution

The fourth proportional to 205,045,783.47, 282,932,741.85 and 124,535,879.39 is: 171,841,026.03

Step by Step Solution

  1. Step 1: Write the proportion equation
    205,045,783.47 : 282,932,741.85 = 124,535,879.39 : x
  2. Step 2: Convert to fraction form
    205,045,783.47/282,932,741.85 = 124,535,879.39/x
  3. Step 3: Cross multiply
    205,045,783.47x = 282,932,741.85 × 124,535,879.39
  4. Step 4: Simplify right side
    205,045,783.47x = 35,235,277,814,513,608
  5. Step 5: Solve for x
    x = 35,235,277,814,513,608/205,045,783.47
  6. Step 6: Final answer
    x = 171,841,026.03

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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.