Home / 248,706,820.40-373,056,731.40-112,391,985.20

Finding the Fourth Proportional to 248,706,820.40, 373,056,731.40 and 112,391,985.20

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Solution

The fourth proportional to 248,706,820.40, 373,056,731.40 and 112,391,985.20 is: 168,586,396.49

Step by Step Solution

  1. Step 1: Write the proportion equation
    248,706,820.40 : 373,056,731.40 = 112,391,985.20 : x
  2. Step 2: Convert to fraction form
    248,706,820.40/373,056,731.40 = 112,391,985.20/x
  3. Step 3: Cross multiply
    248,706,820.40x = 373,056,731.40 × 112,391,985.20
  4. Step 4: Simplify right side
    248,706,820.40x = 41,928,586,634,269,176
  5. Step 5: Solve for x
    x = 41,928,586,634,269,176/248,706,820.40
  6. Step 6: Final answer
    x = 168,586,396.49

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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.