Home / 217,735,354.95-325,847,205.23-199,595,502.15

Finding the Fourth Proportional to 217,735,354.95, 325,847,205.23 and 199,595,502.15

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Solution

The fourth proportional to 217,735,354.95, 325,847,205.23 and 199,595,502.15 is: 298,700,395.10

Step by Step Solution

  1. Step 1: Write the proportion equation
    217,735,354.95 : 325,847,205.23 = 199,595,502.15 : x
  2. Step 2: Convert to fraction form
    217,735,354.95/325,847,205.23 = 199,595,502.15/x
  3. Step 3: Cross multiply
    217,735,354.95x = 325,847,205.23 × 199,595,502.15
  4. Step 4: Simplify right side
    217,735,354.95x = 65,037,636,551,057,984
  5. Step 5: Solve for x
    x = 65,037,636,551,057,984/217,735,354.95
  6. Step 6: Final answer
    x = 298,700,395.10

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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.