Home / 193,429,673.80-290,144,510.70-168,235,433.80

Finding the Fourth Proportional to 193,429,673.80, 290,144,510.70 and 168,235,433.80

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Solution

The fourth proportional to 193,429,673.80, 290,144,510.70 and 168,235,433.80 is: 252,353,150.70

Step by Step Solution

  1. Step 1: Write the proportion equation
    193,429,673.80 : 290,144,510.70 = 168,235,433.80 : x
  2. Step 2: Convert to fraction form
    193,429,673.80/290,144,510.70 = 168,235,433.80/x
  3. Step 3: Cross multiply
    193,429,673.80x = 290,144,510.70 × 168,235,433.80
  4. Step 4: Simplify right side
    193,429,673.80x = 48,812,587,622,303,240
  5. Step 5: Solve for x
    x = 48,812,587,622,303,240/193,429,673.80
  6. Step 6: Final answer
    x = 252,353,150.70

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1.5x scale

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.