Home / 133,097,483.80-199,646,225.70-127,995,650.20

Finding the Fourth Proportional to 133,097,483.80, 199,646,225.70 and 127,995,650.20

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Solution

The fourth proportional to 133,097,483.80, 199,646,225.70 and 127,995,650.20 is: 191,993,475.30

Step by Step Solution

  1. Step 1: Write the proportion equation
    133,097,483.80 : 199,646,225.70 = 127,995,650.20 : x
  2. Step 2: Convert to fraction form
    133,097,483.80/199,646,225.70 = 127,995,650.20/x
  3. Step 3: Cross multiply
    133,097,483.80x = 199,646,225.70 × 127,995,650.20
  4. Step 4: Simplify right side
    133,097,483.80x = 25,553,848,468,447,448
  5. Step 5: Solve for x
    x = 25,553,848,468,447,448/133,097,483.80
  6. Step 6: Final answer
    x = 191,993,475.30

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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.