Home / 355,569,546,014.70-490,686,336,651.73-192,989,225,438.97

Finding the Fourth Proportional to 355,569,546,014.70, 490,686,336,651.73 and 192,989,225,438.97

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Solution

The fourth proportional to 355,569,546,014.70, 490,686,336,651.73 and 192,989,225,438.97 is: 266,325,328,210.16

Step by Step Solution

  1. Step 1: Write the proportion equation
    355,569,546,014.70 : 490,686,336,651.73 = 192,989,225,438.97 : x
  2. Step 2: Convert to fraction form
    355,569,546,014.70/490,686,336,651.73 = 192,989,225,438.97/x
  3. Step 3: Cross multiply
    355,569,546,014.70x = 490,686,336,651.73 × 192,989,225,438.97
  4. Step 4: Simplify right side
    355,569,546,014.70x = 94,697,176,043,903,046,909,952
  5. Step 5: Solve for x
    x = 94,697,176,043,903,046,909,952/355,569,546,014.70
  6. Step 6: Final answer
    x = 266,325,328,210.16

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1.5x scale

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.