Home / 590,438,401.60-886,161,487.20-263,417,166.40

Finding the Fourth Proportional to 590,438,401.60, 886,161,487.20 and 263,417,166.40

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Solution

The fourth proportional to 590,438,401.60, 886,161,487.20 and 263,417,166.40 is: 395,350,551.89

Step by Step Solution

  1. Step 1: Write the proportion equation
    590,438,401.60 : 886,161,487.20 = 263,417,166.40 : x
  2. Step 2: Convert to fraction form
    590,438,401.60/886,161,487.20 = 263,417,166.40/x
  3. Step 3: Cross multiply
    590,438,401.60x = 886,161,487.20 × 263,417,166.40
  4. Step 4: Simplify right side
    590,438,401.60x = 233,430,147,931,033,888
  5. Step 5: Solve for x
    x = 233,430,147,931,033,888/590,438,401.60
  6. Step 6: Final answer
    x = 395,350,551.89

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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.