Home / 142,294,264,100.37-213,441,895,059.12-36,176,341,782.78

Finding the Fourth Proportional to 142,294,264,100.37, 213,441,895,059.12 and 36,176,341,782.78

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Solution

The fourth proportional to 142,294,264,100.37, 213,441,895,059.12 and 36,176,341,782.78 is: 54,264,639,514.75

Step by Step Solution

  1. Step 1: Write the proportion equation
    142,294,264,100.37 : 213,441,895,059.12 = 36,176,341,782.78 : x
  2. Step 2: Convert to fraction form
    142,294,264,100.37/213,441,895,059.12 = 36,176,341,782.78/x
  3. Step 3: Cross multiply
    142,294,264,100.37x = 213,441,895,059.12 × 36,176,341,782.78
  4. Step 4: Simplify right side
    142,294,264,100.37x = 7,721,546,946,422,986,768,384
  5. Step 5: Solve for x
    x = 7,721,546,946,422,986,768,384/142,294,264,100.37
  6. Step 6: Final answer
    x = 54,264,639,514.75

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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.