Home / 120,613,537,515.15-180,920,306,272.72-110,164,982,302.35

Finding the Fourth Proportional to 120,613,537,515.15, 180,920,306,272.72 and 110,164,982,302.35

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Solution

The fourth proportional to 120,613,537,515.15, 180,920,306,272.72 and 110,164,982,302.35 is: 165,247,473,453.52

Step by Step Solution

  1. Step 1: Write the proportion equation
    120,613,537,515.15 : 180,920,306,272.72 = 110,164,982,302.35 : x
  2. Step 2: Convert to fraction form
    120,613,537,515.15/180,920,306,272.72 = 110,164,982,302.35/x
  3. Step 3: Cross multiply
    120,613,537,515.15x = 180,920,306,272.72 × 110,164,982,302.35
  4. Step 4: Simplify right side
    120,613,537,515.15x = 19,931,082,338,669,942,538,240
  5. Step 5: Solve for x
    x = 19,931,082,338,669,942,538,240/120,613,537,515.15
  6. Step 6: Final answer
    x = 165,247,473,453.52

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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.