Home / 190,542,708.64-262,851,987.63-124,501,814.56

Finding the Fourth Proportional to 190,542,708.64, 262,851,987.63 and 124,501,814.56

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Solution

The fourth proportional to 190,542,708.64, 262,851,987.63 and 124,501,814.56 is: 171,749,156.15

Step by Step Solution

  1. Step 1: Write the proportion equation
    190,542,708.64 : 262,851,987.63 = 124,501,814.56 : x
  2. Step 2: Convert to fraction form
    190,542,708.64/262,851,987.63 = 124,501,814.56/x
  3. Step 3: Cross multiply
    190,542,708.64x = 262,851,987.63 × 124,501,814.56
  4. Step 4: Simplify right side
    190,542,708.64x = 32,725,549,420,015,164
  5. Step 5: Solve for x
    x = 32,725,549,420,015,164/190,542,708.64
  6. Step 6: Final answer
    x = 171,749,156.15

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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.