Home / 120,613,537,357.65-180,920,306,036.47-110,164,982,144.85

Finding the Fourth Proportional to 120,613,537,357.65, 180,920,306,036.47 and 110,164,982,144.85

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Solution

The fourth proportional to 120,613,537,357.65, 180,920,306,036.47 and 110,164,982,144.85 is: 165,247,473,217.27

Step by Step Solution

  1. Step 1: Write the proportion equation
    120,613,537,357.65 : 180,920,306,036.47 = 110,164,982,144.85 : x
  2. Step 2: Convert to fraction form
    120,613,537,357.65/180,920,306,036.47 = 110,164,982,144.85/x
  3. Step 3: Cross multiply
    120,613,537,357.65x = 180,920,306,036.47 × 110,164,982,144.85
  4. Step 4: Simplify right side
    120,613,537,357.65x = 19,931,082,284,148,516,192,256
  5. Step 5: Solve for x
    x = 19,931,082,284,148,516,192,256/120,613,537,357.65
  6. Step 6: Final answer
    x = 165,247,473,217.27

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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.