Home / 15,116,868,009.40-22,675,302,014.10-13,647,539,932.60

Finding the Fourth Proportional to 15,116,868,009.40, 22,675,302,014.10 and 13,647,539,932.60

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Solution

The fourth proportional to 15,116,868,009.40, 22,675,302,014.10 and 13,647,539,932.60 is: 20,471,309,898.90

Step by Step Solution

  1. Step 1: Write the proportion equation
    15,116,868,009.40 : 22,675,302,014.10 = 13,647,539,932.60 : x
  2. Step 2: Convert to fraction form
    15,116,868,009.40/22,675,302,014.10 = 13,647,539,932.60/x
  3. Step 3: Cross multiply
    15,116,868,009.40x = 22,675,302,014.10 × 13,647,539,932.60
  4. Step 4: Simplify right side
    15,116,868,009.40x = 309,462,089,721,194,938,368
  5. Step 5: Solve for x
    x = 309,462,089,721,194,938,368/15,116,868,009.40
  6. Step 6: Final answer
    x = 20,471,309,898.90

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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.