Home / 257,089,203.04-354,782,002.72-139,613,710.72

Finding the Fourth Proportional to 257,089,203.04, 354,782,002.72 and 139,613,710.72

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Solution

The fourth proportional to 257,089,203.04, 354,782,002.72 and 139,613,710.72 is: 192,666,324.80

Step by Step Solution

  1. Step 1: Write the proportion equation
    257,089,203.04 : 354,782,002.72 = 139,613,710.72 : x
  2. Step 2: Convert to fraction form
    257,089,203.04/354,782,002.72 = 139,613,710.72/x
  3. Step 3: Cross multiply
    257,089,203.04x = 354,782,002.72 × 139,613,710.72
  4. Step 4: Simplify right side
    257,089,203.04x = 49,532,431,896,412,336
  5. Step 5: Solve for x
    x = 49,532,431,896,412,336/257,089,203.04
  6. Step 6: Final answer
    x = 192,666,324.80

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Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.