Home / 73,036,081-100,788,559.78-40,440,333.16

Finding the Fourth Proportional to 73,036,081, 100,788,559.78 and 40,440,333.16

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Solution

The fourth proportional to 73,036,081, 100,788,559.78 and 40,440,333.16 is: 55,806,977.60

Step by Step Solution

  1. Step 1: Write the proportion equation
    73,036,081 : 100,788,559.78 = 40,440,333.16 : x
  2. Step 2: Convert to fraction form
    73,036,081/100,788,559.78 = 40,440,333.16/x
  3. Step 3: Cross multiply
    73,036,081x = 100,788,559.78 × 40,440,333.16
  4. Step 4: Simplify right side
    73,036,081x = 4,075,922,936,219,776
  5. Step 5: Solve for x
    x = 4,075,922,936,219,776/73,036,081
  6. Step 6: Final answer
    x = 55,806,977.60

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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.