Home / 236,199,255.15-354,298,882.73-212,390,698.35

Finding the Fourth Proportional to 236,199,255.15, 354,298,882.73 and 212,390,698.35

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Solution

The fourth proportional to 236,199,255.15, 354,298,882.73 and 212,390,698.35 is: 318,586,047.53

Step by Step Solution

  1. Step 1: Write the proportion equation
    236,199,255.15 : 354,298,882.73 = 212,390,698.35 : x
  2. Step 2: Convert to fraction form
    236,199,255.15/354,298,882.73 = 212,390,698.35/x
  3. Step 3: Cross multiply
    236,199,255.15x = 354,298,882.73 × 212,390,698.35
  4. Step 4: Simplify right side
    236,199,255.15x = 75,249,787,126,587,504
  5. Step 5: Solve for x
    x = 75,249,787,126,587,504/236,199,255.15
  6. Step 6: Final answer
    x = 318,586,047.53

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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.