Home / 248,184,208.60-372,276,312.90-66,431,386.60

Finding the Fourth Proportional to 248,184,208.60, 372,276,312.90 and 66,431,386.60

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Solution

The fourth proportional to 248,184,208.60, 372,276,312.90 and 66,431,386.60 is: 99,647,079.90

Step by Step Solution

  1. Step 1: Write the proportion equation
    248,184,208.60 : 372,276,312.90 = 66,431,386.60 : x
  2. Step 2: Convert to fraction form
    248,184,208.60/372,276,312.90 = 66,431,386.60/x
  3. Step 3: Cross multiply
    248,184,208.60x = 372,276,312.90 × 66,431,386.60
  4. Step 4: Simplify right side
    248,184,208.60x = 24,730,831,664,282,468
  5. Step 5: Solve for x
    x = 24,730,831,664,282,468/248,184,208.60
  6. Step 6: Final answer
    x = 99,647,079.90

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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.