Home / 73,030,888.56-100,785,775.32-40,435,843.44

Finding the Fourth Proportional to 73,030,888.56, 100,785,775.32 and 40,435,843.44

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Solution

The fourth proportional to 73,030,888.56, 100,785,775.32 and 40,435,843.44 is: 55,803,207.55

Step by Step Solution

  1. Step 1: Write the proportion equation
    73,030,888.56 : 100,785,775.32 = 40,435,843.44 : x
  2. Step 2: Convert to fraction form
    73,030,888.56/100,785,775.32 = 40,435,843.44/x
  3. Step 3: Cross multiply
    73,030,888.56x = 100,785,775.32 × 40,435,843.44
  4. Step 4: Simplify right side
    73,030,888.56x = 4,075,357,831,818,535.50
  5. Step 5: Solve for x
    x = 4,075,357,831,818,535.50/73,030,888.56
  6. Step 6: Final answer
    x = 55,803,207.55

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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.