Home / 25,363,721,303.40-38,045,581,955.10-18,361,738,122.60

Finding the Fourth Proportional to 25,363,721,303.40, 38,045,581,955.10 and 18,361,738,122.60

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Solution

The fourth proportional to 25,363,721,303.40, 38,045,581,955.10 and 18,361,738,122.60 is: 27,542,607,183.90

Step by Step Solution

  1. Step 1: Write the proportion equation
    25,363,721,303.40 : 38,045,581,955.10 = 18,361,738,122.60 : x
  2. Step 2: Convert to fraction form
    25,363,721,303.40/38,045,581,955.10 = 18,361,738,122.60/x
  3. Step 3: Cross multiply
    25,363,721,303.40x = 38,045,581,955.10 × 18,361,738,122.60
  4. Step 4: Simplify right side
    25,363,721,303.40x = 698,583,012,581,462,245,376
  5. Step 5: Solve for x
    x = 698,583,012,581,462,245,376/25,363,721,303.40
  6. Step 6: Final answer
    x = 27,542,607,183.90

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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.