Home / 204,059,457.40-306,408,050.70-117,966,015.40

Finding the Fourth Proportional to 204,059,457.40, 306,408,050.70 and 117,966,015.40

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Solution

The fourth proportional to 204,059,457.40, 306,408,050.70 and 117,966,015.40 is: 177,133,357.54

Step by Step Solution

  1. Step 1: Write the proportion equation
    204,059,457.40 : 306,408,050.70 = 117,966,015.40 : x
  2. Step 2: Convert to fraction form
    204,059,457.40/306,408,050.70 = 117,966,015.40/x
  3. Step 3: Cross multiply
    204,059,457.40x = 306,408,050.70 × 117,966,015.40
  4. Step 4: Simplify right side
    204,059,457.40x = 36,145,736,827,560,184
  5. Step 5: Solve for x
    x = 36,145,736,827,560,184/204,059,457.40
  6. Step 6: Final answer
    x = 177,133,357.54

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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.