Home / 362,166,811,458.78-499,775,648,712.72-197,364,830,992.14

Finding the Fourth Proportional to 362,166,811,458.78, 499,775,648,712.72 and 197,364,830,992.14

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Solution

The fourth proportional to 362,166,811,458.78, 499,775,648,712.72 and 197,364,830,992.14 is: 272,355,537,065.55

Step by Step Solution

  1. Step 1: Write the proportion equation
    362,166,811,458.78 : 499,775,648,712.72 = 197,364,830,992.14 : x
  2. Step 2: Convert to fraction form
    362,166,811,458.78/499,775,648,712.72 = 197,364,830,992.14/x
  3. Step 3: Cross multiply
    362,166,811,458.78x = 499,775,648,712.72 × 197,364,830,992.14
  4. Step 4: Simplify right side
    362,166,811,458.78x = 98,638,136,442,173,108,781,056
  5. Step 5: Solve for x
    x = 98,638,136,442,173,108,781,056/362,166,811,458.78
  6. Step 6: Final answer
    x = 272,355,537,065.55

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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.