Home / 362,488,770.40-542,837,360.40-240,660,623.20

Finding the Fourth Proportional to 362,488,770.40, 542,837,360.40 and 240,660,623.20

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Solution

The fourth proportional to 362,488,770.40, 542,837,360.40 and 240,660,623.20 is: 360,396,205.67

Step by Step Solution

  1. Step 1: Write the proportion equation
    362,488,770.40 : 542,837,360.40 = 240,660,623.20 : x
  2. Step 2: Convert to fraction form
    362,488,770.40/542,837,360.40 = 240,660,623.20/x
  3. Step 3: Cross multiply
    362,488,770.40x = 542,837,360.40 × 240,660,623.20
  4. Step 4: Simplify right side
    362,488,770.40x = 130,639,577,450,106,992
  5. Step 5: Solve for x
    x = 130,639,577,450,106,992/362,488,770.40
  6. Step 6: Final answer
    x = 360,396,205.67

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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.