Home / 55,144,428.20-82,716,642.30-37,925,739.80

Finding the Fourth Proportional to 55,144,428.20, 82,716,642.30 and 37,925,739.80

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Solution

The fourth proportional to 55,144,428.20, 82,716,642.30 and 37,925,739.80 is: 56,888,609.70

Step by Step Solution

  1. Step 1: Write the proportion equation
    55,144,428.20 : 82,716,642.30 = 37,925,739.80 : x
  2. Step 2: Convert to fraction form
    55,144,428.20/82,716,642.30 = 37,925,739.80/x
  3. Step 3: Cross multiply
    55,144,428.20x = 82,716,642.30 × 37,925,739.80
  4. Step 4: Simplify right side
    55,144,428.20x = 3,137,089,852,999,473
  5. Step 5: Solve for x
    x = 3,137,089,852,999,473/55,144,428.20
  6. Step 6: Final answer
    x = 56,888,609.70

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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.