Home / 92,820,803.75-128,085,210.37-53,665,103.84

Finding the Fourth Proportional to 92,820,803.75, 128,085,210.37 and 53,665,103.84

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Solution

The fourth proportional to 92,820,803.75, 128,085,210.37 and 53,665,103.84 is: 74,053,507.80

Step by Step Solution

  1. Step 1: Write the proportion equation
    92,820,803.75 : 128,085,210.37 = 53,665,103.84 : x
  2. Step 2: Convert to fraction form
    92,820,803.75/128,085,210.37 = 53,665,103.84/x
  3. Step 3: Cross multiply
    92,820,803.75x = 128,085,210.37 × 53,665,103.84
  4. Step 4: Simplify right side
    92,820,803.75x = 6,873,706,114,099,707
  5. Step 5: Solve for x
    x = 6,873,706,114,099,707/92,820,803.75
  6. Step 6: Final answer
    x = 74,053,507.80

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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.