Home / 427,139,594.34-589,475,526.99-238,956,662.25

Finding the Fourth Proportional to 427,139,594.34, 589,475,526.99 and 238,956,662.25

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Solution

The fourth proportional to 427,139,594.34, 589,475,526.99 and 238,956,662.25 is: 329,772,997.57

Step by Step Solution

  1. Step 1: Write the proportion equation
    427,139,594.34 : 589,475,526.99 = 238,956,662.25 : x
  2. Step 2: Convert to fraction form
    427,139,594.34/589,475,526.99 = 238,956,662.25/x
  3. Step 3: Cross multiply
    427,139,594.34x = 589,475,526.99 × 238,956,662.25
  4. Step 4: Simplify right side
    427,139,594.34x = 140,859,104,407,590,192
  5. Step 5: Solve for x
    x = 140,859,104,407,590,192/427,139,594.34
  6. Step 6: Final answer
    x = 329,772,997.57

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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.