Home / 124,320,611.40-186,480,917.10-63,854,435.40

Finding the Fourth Proportional to 124,320,611.40, 186,480,917.10 and 63,854,435.40

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Solution

The fourth proportional to 124,320,611.40, 186,480,917.10 and 63,854,435.40 is: 95,781,653.10

Step by Step Solution

  1. Step 1: Write the proportion equation
    124,320,611.40 : 186,480,917.10 = 63,854,435.40 : x
  2. Step 2: Convert to fraction form
    124,320,611.40/186,480,917.10 = 63,854,435.40/x
  3. Step 3: Cross multiply
    124,320,611.40x = 186,480,917.10 × 63,854,435.40
  4. Step 4: Simplify right side
    124,320,611.40x = 11,907,633,674,294,704
  5. Step 5: Solve for x
    x = 11,907,633,674,294,704/124,320,611.40
  6. Step 6: Final answer
    x = 95,781,653.10

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Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.