Home / 266,255,789.66-367,425,938.88-148,782,085.20

Finding the Fourth Proportional to 266,255,789.66, 367,425,938.88 and 148,782,085.20

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Solution

The fourth proportional to 266,255,789.66, 367,425,938.88 and 148,782,085.20 is: 205,315,337.60

Step by Step Solution

  1. Step 1: Write the proportion equation
    266,255,789.66 : 367,425,938.88 = 148,782,085.20 : x
  2. Step 2: Convert to fraction form
    266,255,789.66/367,425,938.88 = 148,782,085.20/x
  3. Step 3: Cross multiply
    266,255,789.66x = 367,425,938.88 × 148,782,085.20
  4. Step 4: Simplify right side
    266,255,789.66x = 54,666,397,343,134,144
  5. Step 5: Solve for x
    x = 54,666,397,343,134,144/266,255,789.66
  6. Step 6: Final answer
    x = 205,315,337.60

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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.