Home / 590,438,321.10-886,161,366.45-263,417,085.90

Finding the Fourth Proportional to 590,438,321.10, 886,161,366.45 and 263,417,085.90

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Solution

The fourth proportional to 590,438,321.10, 886,161,366.45 and 263,417,085.90 is: 395,350,431.10

Step by Step Solution

  1. Step 1: Write the proportion equation
    590,438,321.10 : 886,161,366.45 = 263,417,085.90 : x
  2. Step 2: Convert to fraction form
    590,438,321.10/886,161,366.45 = 263,417,085.90/x
  3. Step 3: Cross multiply
    590,438,321.10x = 886,161,366.45 × 263,417,085.90
  4. Step 4: Simplify right side
    590,438,321.10x = 233,430,044,787,421,056
  5. Step 5: Solve for x
    x = 233,430,044,787,421,056/590,438,321.10
  6. Step 6: Final answer
    x = 395,350,431.10

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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.