Home / 140,616,040.40-210,924,060.60-126,302,562.80

Finding the Fourth Proportional to 140,616,040.40, 210,924,060.60 and 126,302,562.80

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Solution

The fourth proportional to 140,616,040.40, 210,924,060.60 and 126,302,562.80 is: 189,453,844.20

Step by Step Solution

  1. Step 1: Write the proportion equation
    140,616,040.40 : 210,924,060.60 = 126,302,562.80 : x
  2. Step 2: Convert to fraction form
    140,616,040.40/210,924,060.60 = 126,302,562.80/x
  3. Step 3: Cross multiply
    140,616,040.40x = 210,924,060.60 × 126,302,562.80
  4. Step 4: Simplify right side
    140,616,040.40x = 26,640,249,409,962,504
  5. Step 5: Solve for x
    x = 26,640,249,409,962,504/140,616,040.40
  6. Step 6: Final answer
    x = 189,453,844.20

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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.