Home / 223,490,003.80-308,413,975.20-124,369,054.52

Finding the Fourth Proportional to 223,490,003.80, 308,413,975.20 and 124,369,054.52

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Solution

The fourth proportional to 223,490,003.80, 308,413,975.20 and 124,369,054.52 is: 171,628,054.25

Step by Step Solution

  1. Step 1: Write the proportion equation
    223,490,003.80 : 308,413,975.20 = 124,369,054.52 : x
  2. Step 2: Convert to fraction form
    223,490,003.80/308,413,975.20 = 124,369,054.52/x
  3. Step 3: Cross multiply
    223,490,003.80x = 308,413,975.20 × 124,369,054.52
  4. Step 4: Simplify right side
    223,490,003.80x = 38,357,154,496,378,728
  5. Step 5: Solve for x
    x = 38,357,154,496,378,728/223,490,003.80
  6. Step 6: Final answer
    x = 171,628,054.25

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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.