Home / 207,686,568.80-311,559,344.40-64,064,424.80

Finding the Fourth Proportional to 207,686,568.80, 311,559,344.40 and 64,064,424.80

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Solution

The fourth proportional to 207,686,568.80, 311,559,344.40 and 64,064,424.80 is: 96,105,734.26

Step by Step Solution

  1. Step 1: Write the proportion equation
    207,686,568.80 : 311,559,344.40 = 64,064,424.80 : x
  2. Step 2: Convert to fraction form
    207,686,568.80/311,559,344.40 = 64,064,424.80/x
  3. Step 3: Cross multiply
    207,686,568.80x = 311,559,344.40 × 64,064,424.80
  4. Step 4: Simplify right side
    207,686,568.80x = 19,959,870,190,051,100
  5. Step 5: Solve for x
    x = 19,959,870,190,051,100/207,686,568.80
  6. Step 6: Final answer
    x = 96,105,734.26

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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.