Home / 266,634,768.80-367,956,521.07-149,162,060.80

Finding the Fourth Proportional to 266,634,768.80, 367,956,521.07 and 149,162,060.80

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Solution

The fourth proportional to 266,634,768.80, 367,956,521.07 and 149,162,060.80 is: 205,843,946.06

Step by Step Solution

  1. Step 1: Write the proportion equation
    266,634,768.80 : 367,956,521.07 = 149,162,060.80 : x
  2. Step 2: Convert to fraction form
    266,634,768.80/367,956,521.07 = 149,162,060.80/x
  3. Step 3: Cross multiply
    266,634,768.80x = 367,956,521.07 × 149,162,060.80
  4. Step 4: Simplify right side
    266,634,768.80x = 54,885,152,966,679,936
  5. Step 5: Solve for x
    x = 54,885,152,966,679,936/266,634,768.80
  6. Step 6: Final answer
    x = 205,843,946.06

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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.