Home / 383,679,054.75-575,298,281.16-150,236,445.63

Finding the Fourth Proportional to 383,679,054.75, 575,298,281.16 and 150,236,445.63

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Solution

The fourth proportional to 383,679,054.75, 575,298,281.16 and 150,236,445.63 is: 225,268,405.63

Step by Step Solution

  1. Step 1: Write the proportion equation
    383,679,054.75 : 575,298,281.16 = 150,236,445.63 : x
  2. Step 2: Convert to fraction form
    383,679,054.75/575,298,281.16 = 150,236,445.63/x
  3. Step 3: Cross multiply
    383,679,054.75x = 575,298,281.16 × 150,236,445.63
  4. Step 4: Simplify right side
    383,679,054.75x = 86,430,768,938,526,784
  5. Step 5: Solve for x
    x = 86,430,768,938,526,784/383,679,054.75
  6. Step 6: Final answer
    x = 225,268,405.63

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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.