Home / 65,174,949.40-97,818,411.30-28,839,256.60

Finding the Fourth Proportional to 65,174,949.40, 97,818,411.30 and 28,839,256.60

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Solution

The fourth proportional to 65,174,949.40, 97,818,411.30 and 28,839,256.60 is: 43,283,658.67

Step by Step Solution

  1. Step 1: Write the proportion equation
    65,174,949.40 : 97,818,411.30 = 28,839,256.60 : x
  2. Step 2: Convert to fraction form
    65,174,949.40/97,818,411.30 = 28,839,256.60/x
  3. Step 3: Cross multiply
    65,174,949.40x = 97,818,411.30 × 28,839,256.60
  4. Step 4: Simplify right side
    65,174,949.40x = 2,821,010,263,685,039.50
  5. Step 5: Solve for x
    x = 2,821,010,263,685,039.50/65,174,949.40
  6. Step 6: Final answer
    x = 43,283,658.67

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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.