Home / 73,143,255.63-109,698,094.39-43,607,803.11

Finding the Fourth Proportional to 73,143,255.63, 109,698,094.39 and 43,607,803.11

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Solution

The fourth proportional to 73,143,255.63, 109,698,094.39 and 43,607,803.11 is: 65,401,695.08

Step by Step Solution

  1. Step 1: Write the proportion equation
    73,143,255.63 : 109,698,094.39 = 43,607,803.11 : x
  2. Step 2: Convert to fraction form
    73,143,255.63/109,698,094.39 = 43,607,803.11/x
  3. Step 3: Cross multiply
    73,143,255.63x = 109,698,094.39 × 43,607,803.11
  4. Step 4: Simplify right side
    73,143,255.63x = 4,783,692,901,894,645
  5. Step 5: Solve for x
    x = 4,783,692,901,894,645/73,143,255.63
  6. Step 6: Final answer
    x = 65,401,695.08

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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.