Home / 247,298,868.88-370,991,080.08-83,537,817.76

Finding the Fourth Proportional to 247,298,868.88, 370,991,080.08 and 83,537,817.76

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Solution

The fourth proportional to 247,298,868.88, 370,991,080.08 and 83,537,817.76 is: 125,321,176.67

Step by Step Solution

  1. Step 1: Write the proportion equation
    247,298,868.88 : 370,991,080.08 = 83,537,817.76 : x
  2. Step 2: Convert to fraction form
    247,298,868.88/370,991,080.08 = 83,537,817.76/x
  3. Step 3: Cross multiply
    247,298,868.88x = 370,991,080.08 × 83,537,817.76
  4. Step 4: Simplify right side
    247,298,868.88x = 30,991,785,238,308,608
  5. Step 5: Solve for x
    x = 30,991,785,238,308,608/247,298,868.88
  6. Step 6: Final answer
    x = 125,321,176.67

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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.