Home / 139,987,992.16-210,089,164.56-63,364,829.92

Finding the Fourth Proportional to 139,987,992.16, 210,089,164.56 and 63,364,829.92

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Solution

The fourth proportional to 139,987,992.16, 210,089,164.56 and 63,364,829.92 is: 95,095,757.68

Step by Step Solution

  1. Step 1: Write the proportion equation
    139,987,992.16 : 210,089,164.56 = 63,364,829.92 : x
  2. Step 2: Convert to fraction form
    139,987,992.16/210,089,164.56 = 63,364,829.92/x
  3. Step 3: Cross multiply
    139,987,992.16x = 210,089,164.56 × 63,364,829.92
  4. Step 4: Simplify right side
    139,987,992.16x = 13,312,264,180,379,292
  5. Step 5: Solve for x
    x = 13,312,264,180,379,292/139,987,992.16
  6. Step 6: Final answer
    x = 95,095,757.68

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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.