Home / 75,267,291.93-103,905,357.94-50,478,411.01

Finding the Fourth Proportional to 75,267,291.93, 103,905,357.94 and 50,478,411.01

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Solution

The fourth proportional to 75,267,291.93, 103,905,357.94 and 50,478,411.01 is: 69,684,682.81

Step by Step Solution

  1. Step 1: Write the proportion equation
    75,267,291.93 : 103,905,357.94 = 50,478,411.01 : x
  2. Step 2: Convert to fraction form
    75,267,291.93/103,905,357.94 = 50,478,411.01/x
  3. Step 3: Cross multiply
    75,267,291.93x = 103,905,357.94 × 50,478,411.01
  4. Step 4: Simplify right side
    75,267,291.93x = 5,244,977,364,236,487
  5. Step 5: Solve for x
    x = 5,244,977,364,236,487/75,267,291.93
  6. Step 6: Final answer
    x = 69,684,682.81

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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.