Home / 225,133,427.04-310,658,021.28-126,019,724.64

Finding the Fourth Proportional to 225,133,427.04, 310,658,021.28 and 126,019,724.64

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Solution

The fourth proportional to 225,133,427.04, 310,658,021.28 and 126,019,724.64 is: 173,892,605.88

Step by Step Solution

  1. Step 1: Write the proportion equation
    225,133,427.04 : 310,658,021.28 = 126,019,724.64 : x
  2. Step 2: Convert to fraction form
    225,133,427.04/310,658,021.28 = 126,019,724.64/x
  3. Step 3: Cross multiply
    225,133,427.04x = 310,658,021.28 × 126,019,724.64
  4. Step 4: Simplify right side
    225,133,427.04x = 39,149,038,298,912,856
  5. Step 5: Solve for x
    x = 39,149,038,298,912,856/225,133,427.04
  6. Step 6: Final answer
    x = 173,892,605.88

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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.