Home / 154,014,454.80-231,019,448.76-37,430,675.28

Finding the Fourth Proportional to 154,014,454.80, 231,019,448.76 and 37,430,675.28

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Solution

The fourth proportional to 154,014,454.80, 231,019,448.76 and 37,430,675.28 is: 56,145,470.12

Step by Step Solution

  1. Step 1: Write the proportion equation
    154,014,454.80 : 231,019,448.76 = 37,430,675.28 : x
  2. Step 2: Convert to fraction form
    154,014,454.80/231,019,448.76 = 37,430,675.28/x
  3. Step 3: Cross multiply
    154,014,454.80x = 231,019,448.76 × 37,430,675.28
  4. Step 4: Simplify right side
    154,014,454.80x = 8,647,213,969,900,159
  5. Step 5: Solve for x
    x = 8,647,213,969,900,159/154,014,454.80
  6. Step 6: Final answer
    x = 56,145,470.12

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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.