Home / 75,054,477.55-103,521,784.60-68,879,464.82

Finding the Fourth Proportional to 75,054,477.55, 103,521,784.60 and 68,879,464.82

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Solution

The fourth proportional to 75,054,477.55, 103,521,784.60 and 68,879,464.82 is: 95,004,660.00

Step by Step Solution

  1. Step 1: Write the proportion equation
    75,054,477.55 : 103,521,784.60 = 68,879,464.82 : x
  2. Step 2: Convert to fraction form
    75,054,477.55/103,521,784.60 = 68,879,464.82/x
  3. Step 3: Cross multiply
    75,054,477.55x = 103,521,784.60 × 68,879,464.82
  4. Step 4: Simplify right side
    75,054,477.55x = 7,130,525,120,545,924
  5. Step 5: Solve for x
    x = 7,130,525,120,545,924/75,054,477.55
  6. Step 6: Final answer
    x = 95,004,660.00

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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.