Home / 137,861,491.20-206,508,801.60-94,779,340.80

Finding the Fourth Proportional to 137,861,491.20, 206,508,801.60 and 94,779,340.80

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Solution

The fourth proportional to 137,861,491.20, 206,508,801.60 and 94,779,340.80 is: 141,974,150.39

Step by Step Solution

  1. Step 1: Write the proportion equation
    137,861,491.20 : 206,508,801.60 = 94,779,340.80 : x
  2. Step 2: Convert to fraction form
    137,861,491.20/206,508,801.60 = 94,779,340.80/x
  3. Step 3: Cross multiply
    137,861,491.20x = 206,508,801.60 × 94,779,340.80
  4. Step 4: Simplify right side
    137,861,491.20x = 19,572,768,085,045,984
  5. Step 5: Solve for x
    x = 19,572,768,085,045,984/137,861,491.20
  6. Step 6: Final answer
    x = 141,974,150.39

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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.