Home / 545,349,736.32-818,041,400.64-238,483,893.12

Finding the Fourth Proportional to 545,349,736.32, 818,041,400.64 and 238,483,893.12

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Solution

The fourth proportional to 545,349,736.32, 818,041,400.64 and 238,483,893.12 is: 357,733,184.72

Step by Step Solution

  1. Step 1: Write the proportion equation
    545,349,736.32 : 818,041,400.64 = 238,483,893.12 : x
  2. Step 2: Convert to fraction form
    545,349,736.32/818,041,400.64 = 238,483,893.12/x
  3. Step 3: Cross multiply
    545,349,736.32x = 818,041,400.64 × 238,483,893.12
  4. Step 4: Simplify right side
    545,349,736.32x = 195,089,697,957,964,864
  5. Step 5: Solve for x
    x = 195,089,697,957,964,864/545,349,736.32
  6. Step 6: Final answer
    x = 357,733,184.72

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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.