Home / 133,009,898.80-199,514,848.20-125,619,588.40

Finding the Fourth Proportional to 133,009,898.80, 199,514,848.20 and 125,619,588.40

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Solution

The fourth proportional to 133,009,898.80, 199,514,848.20 and 125,619,588.40 is: 188,429,382.60

Step by Step Solution

  1. Step 1: Write the proportion equation
    133,009,898.80 : 199,514,848.20 = 125,619,588.40 : x
  2. Step 2: Convert to fraction form
    133,009,898.80/199,514,848.20 = 125,619,588.40/x
  3. Step 3: Cross multiply
    133,009,898.80x = 199,514,848.20 × 125,619,588.40
  4. Step 4: Simplify right side
    133,009,898.80x = 25,062,973,110,572,480
  5. Step 5: Solve for x
    x = 25,062,973,110,572,480/133,009,898.80
  6. Step 6: Final answer
    x = 188,429,382.60

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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.