Home / 124,558,438.80-186,837,658.20-117,504,051.60

Finding the Fourth Proportional to 124,558,438.80, 186,837,658.20 and 117,504,051.60

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Solution

The fourth proportional to 124,558,438.80, 186,837,658.20 and 117,504,051.60 is: 176,256,077.40

Step by Step Solution

  1. Step 1: Write the proportion equation
    124,558,438.80 : 186,837,658.20 = 117,504,051.60 : x
  2. Step 2: Convert to fraction form
    124,558,438.80/186,837,658.20 = 117,504,051.60/x
  3. Step 3: Cross multiply
    124,558,438.80x = 186,837,658.20 × 117,504,051.60
  4. Step 4: Simplify right side
    124,558,438.80x = 21,954,181,829,955,960
  5. Step 5: Solve for x
    x = 21,954,181,829,955,960/124,558,438.80
  6. Step 6: Final answer
    x = 176,256,077.40

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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.