Home / 215,043,556,723.96-296,760,137,325.98-118,699,661,368.56

Finding the Fourth Proportional to 215,043,556,723.96, 296,760,137,325.98 and 118,699,661,368.56

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Solution

The fourth proportional to 215,043,556,723.96, 296,760,137,325.98 and 118,699,661,368.56 is: 163,805,548,721.92

Step by Step Solution

  1. Step 1: Write the proportion equation
    215,043,556,723.96 : 296,760,137,325.98 = 118,699,661,368.56 : x
  2. Step 2: Convert to fraction form
    215,043,556,723.96/296,760,137,325.98 = 118,699,661,368.56/x
  3. Step 3: Cross multiply
    215,043,556,723.96x = 296,760,137,325.98 × 118,699,661,368.56
  4. Step 4: Simplify right side
    215,043,556,723.96x = 35,225,327,808,281,185,353,728
  5. Step 5: Solve for x
    x = 35,225,327,808,281,185,353,728/215,043,556,723.96
  6. Step 6: Final answer
    x = 163,805,548,721.92

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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.