Home / 240,779,912.39-332,277,979.71-130,771,625.39

Finding the Fourth Proportional to 240,779,912.39, 332,277,979.71 and 130,771,625.39

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Solution

The fourth proportional to 240,779,912.39, 332,277,979.71 and 130,771,625.39 is: 180,465,766.67

Step by Step Solution

  1. Step 1: Write the proportion equation
    240,779,912.39 : 332,277,979.71 = 130,771,625.39 : x
  2. Step 2: Convert to fraction form
    240,779,912.39/332,277,979.71 = 130,771,625.39/x
  3. Step 3: Cross multiply
    240,779,912.39x = 332,277,979.71 × 130,771,625.39
  4. Step 4: Simplify right side
    240,779,912.39x = 43,452,531,487,982,136
  5. Step 5: Solve for x
    x = 43,452,531,487,982,136/240,779,912.39
  6. Step 6: Final answer
    x = 180,465,766.67

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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.