Home / 347,648,336.40-521,472,504.60-186,405,200.40

Finding the Fourth Proportional to 347,648,336.40, 521,472,504.60 and 186,405,200.40

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Solution

The fourth proportional to 347,648,336.40, 521,472,504.60 and 186,405,200.40 is: 279,607,800.60

Step by Step Solution

  1. Step 1: Write the proportion equation
    347,648,336.40 : 521,472,504.60 = 186,405,200.40 : x
  2. Step 2: Convert to fraction form
    347,648,336.40/521,472,504.60 = 186,405,200.40/x
  3. Step 3: Cross multiply
    347,648,336.40x = 521,472,504.60 × 186,405,200.40
  4. Step 4: Simplify right side
    347,648,336.40x = 97,205,186,723,052,928
  5. Step 5: Solve for x
    x = 97,205,186,723,052,928/347,648,336.40
  6. Step 6: Final answer
    x = 279,607,800.60

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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.