Home / 130,340,998.80-195,537,742.20-38,224,558.80

Finding the Fourth Proportional to 130,340,998.80, 195,537,742.20 and 38,224,558.80

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Solution

The fourth proportional to 130,340,998.80, 195,537,742.20 and 38,224,558.80 is: 57,344,534.67

Step by Step Solution

  1. Step 1: Write the proportion equation
    130,340,998.80 : 195,537,742.20 = 38,224,558.80 : x
  2. Step 2: Convert to fraction form
    130,340,998.80/195,537,742.20 = 38,224,558.80/x
  3. Step 3: Cross multiply
    130,340,998.80x = 195,537,742.20 × 38,224,558.80
  4. Step 4: Simplify right side
    130,340,998.80x = 7,474,343,924,343,140
  5. Step 5: Solve for x
    x = 7,474,343,924,343,140/130,340,998.80
  6. Step 6: Final answer
    x = 57,344,534.67

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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.