Home / 145,114,223.52-200,257,628.52-79,924,127.52

Finding the Fourth Proportional to 145,114,223.52, 200,257,628.52 and 79,924,127.52

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Solution

The fourth proportional to 145,114,223.52, 200,257,628.52 and 79,924,127.52 is: 110,295,296.01

Step by Step Solution

  1. Step 1: Write the proportion equation
    145,114,223.52 : 200,257,628.52 = 79,924,127.52 : x
  2. Step 2: Convert to fraction form
    145,114,223.52/200,257,628.52 = 79,924,127.52/x
  3. Step 3: Cross multiply
    145,114,223.52x = 200,257,628.52 × 79,924,127.52
  4. Step 4: Simplify right side
    145,114,223.52x = 16,005,416,238,685,268
  5. Step 5: Solve for x
    x = 16,005,416,238,685,268/145,114,223.52
  6. Step 6: Final answer
    x = 110,295,296.01

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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.