Home / 261,527,994.72-360,908,631.36-151,583,480.64

Finding the Fourth Proportional to 261,527,994.72, 360,908,631.36 and 151,583,480.64

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Solution

The fourth proportional to 261,527,994.72, 360,908,631.36 and 151,583,480.64 is: 209,185,202.50

Step by Step Solution

  1. Step 1: Write the proportion equation
    261,527,994.72 : 360,908,631.36 = 151,583,480.64 : x
  2. Step 2: Convert to fraction form
    261,527,994.72/360,908,631.36 = 151,583,480.64/x
  3. Step 3: Cross multiply
    261,527,994.72x = 360,908,631.36 × 151,583,480.64
  4. Step 4: Simplify right side
    261,527,994.72x = 54,707,786,534,567,456
  5. Step 5: Solve for x
    x = 54,707,786,534,567,456/261,527,994.72
  6. Step 6: Final answer
    x = 209,185,202.50

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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.