Home / 13,153,237,638.60-19,729,856,457.90-6,179,668,836.60

Finding the Fourth Proportional to 13,153,237,638.60, 19,729,856,457.90 and 6,179,668,836.60

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Solution

The fourth proportional to 13,153,237,638.60, 19,729,856,457.90 and 6,179,668,836.60 is: 9,269,503,254.90

Step by Step Solution

  1. Step 1: Write the proportion equation
    13,153,237,638.60 : 19,729,856,457.90 = 6,179,668,836.60 : x
  2. Step 2: Convert to fraction form
    13,153,237,638.60/19,729,856,457.90 = 6,179,668,836.60/x
  3. Step 3: Cross multiply
    13,153,237,638.60x = 19,729,856,457.90 × 6,179,668,836.60
  4. Step 4: Simplify right side
    13,153,237,638.60x = 121,923,979,103,475,908,608
  5. Step 5: Solve for x
    x = 121,923,979,103,475,908,608/13,153,237,638.60
  6. Step 6: Final answer
    x = 9,269,503,254.90

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Double scale
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Similar ratio
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1.5x scale

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.