Home / 302,706,442,881.84-417,538,059,670.08-194,147,589,795.69

Finding the Fourth Proportional to 302,706,442,881.84, 417,538,059,670.08 and 194,147,589,795.69

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Solution

The fourth proportional to 302,706,442,881.84, 417,538,059,670.08 and 194,147,589,795.69 is: 267,797,431,601.28

Step by Step Solution

  1. Step 1: Write the proportion equation
    302,706,442,881.84 : 417,538,059,670.08 = 194,147,589,795.69 : x
  2. Step 2: Convert to fraction form
    302,706,442,881.84/417,538,059,670.08 = 194,147,589,795.69/x
  3. Step 3: Cross multiply
    302,706,442,881.84x = 417,538,059,670.08 × 194,147,589,795.69
  4. Step 4: Simplify right side
    302,706,442,881.84x = 81,064,007,932,915,029,639,168
  5. Step 5: Solve for x
    x = 81,064,007,932,915,029,639,168/302,706,442,881.84
  6. Step 6: Final answer
    x = 267,797,431,601.28

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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.