Home / 257,460,232.20-385,891,749.90-104,005,537.80

Finding the Fourth Proportional to 257,460,232.20, 385,891,749.90 and 104,005,537.80

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Solution

The fourth proportional to 257,460,232.20, 385,891,749.90 and 104,005,537.80 is: 155,887,682.68

Step by Step Solution

  1. Step 1: Write the proportion equation
    257,460,232.20 : 385,891,749.90 = 104,005,537.80 : x
  2. Step 2: Convert to fraction form
    257,460,232.20/385,891,749.90 = 104,005,537.80/x
  3. Step 3: Cross multiply
    257,460,232.20x = 385,891,749.90 × 104,005,537.80
  4. Step 4: Simplify right side
    257,460,232.20x = 40,134,878,980,932,592
  5. Step 5: Solve for x
    x = 40,134,878,980,932,592/257,460,232.20
  6. Step 6: Final answer
    x = 155,887,682.68

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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.