Home / 388,457,625.11-582,973,415.96-183,985,700.36

Finding the Fourth Proportional to 388,457,625.11, 582,973,415.96 and 183,985,700.36

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Solution

The fourth proportional to 388,457,625.11, 582,973,415.96 and 183,985,700.36 is: 276,114,472.44

Step by Step Solution

  1. Step 1: Write the proportion equation
    388,457,625.11 : 582,973,415.96 = 183,985,700.36 : x
  2. Step 2: Convert to fraction form
    388,457,625.11/582,973,415.96 = 183,985,700.36/x
  3. Step 3: Cross multiply
    388,457,625.11x = 582,973,415.96 × 183,985,700.36
  4. Step 4: Simplify right side
    388,457,625.11x = 107,258,772,222,827,408
  5. Step 5: Solve for x
    x = 107,258,772,222,827,408/388,457,625.11
  6. Step 6: Final answer
    x = 276,114,472.44

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Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.