Home / 223,983,487.44-308,921,986.08-145,692,041.58

Finding the Fourth Proportional to 223,983,487.44, 308,921,986.08 and 145,692,041.58

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Solution

The fourth proportional to 223,983,487.44, 308,921,986.08 and 145,692,041.58 is: 200,941,039.70

Step by Step Solution

  1. Step 1: Write the proportion equation
    223,983,487.44 : 308,921,986.08 = 145,692,041.58 : x
  2. Step 2: Convert to fraction form
    223,983,487.44/308,921,986.08 = 145,692,041.58/x
  3. Step 3: Cross multiply
    223,983,487.44x = 308,921,986.08 × 145,692,041.58
  4. Step 4: Simplify right side
    223,983,487.44x = 45,007,474,840,943,544
  5. Step 5: Solve for x
    x = 45,007,474,840,943,544/223,983,487.44
  6. Step 6: Final answer
    x = 200,941,039.70

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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.