Home / 223,489,999.80-308,413,969.67-124,369,050.51

Finding the Fourth Proportional to 223,489,999.80, 308,413,969.67 and 124,369,050.51

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Solution

The fourth proportional to 223,489,999.80, 308,413,969.67 and 124,369,050.51 is: 171,628,048.71

Step by Step Solution

  1. Step 1: Write the proportion equation
    223,489,999.80 : 308,413,969.67 = 124,369,050.51 : x
  2. Step 2: Convert to fraction form
    223,489,999.80/308,413,969.67 = 124,369,050.51/x
  3. Step 3: Cross multiply
    223,489,999.80x = 308,413,969.67 × 124,369,050.51
  4. Step 4: Simplify right side
    223,489,999.80x = 38,357,152,572,188,768
  5. Step 5: Solve for x
    x = 38,357,152,572,188,768/223,489,999.80
  6. Step 6: Final answer
    x = 171,628,048.71

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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.