Home / 266,252,497.34-367,421,397.47-148,778,792.90

Finding the Fourth Proportional to 266,252,497.34, 367,421,397.47 and 148,778,792.90

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Solution

The fourth proportional to 266,252,497.34, 367,421,397.47 and 148,778,792.90 is: 205,310,795.37

Step by Step Solution

  1. Step 1: Write the proportion equation
    266,252,497.34 : 367,421,397.47 = 148,778,792.90 : x
  2. Step 2: Convert to fraction form
    266,252,497.34/367,421,397.47 = 148,778,792.90/x
  3. Step 3: Cross multiply
    266,252,497.34x = 367,421,397.47 × 148,778,792.90
  4. Step 4: Simplify right side
    266,252,497.34x = 54,664,511,999,380,616
  5. Step 5: Solve for x
    x = 54,664,511,999,380,616/266,252,497.34
  6. Step 6: Final answer
    x = 205,310,795.37

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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.