Home / 269,699,787.86-372,186,354.21-145,941,792.98

Finding the Fourth Proportional to 269,699,787.86, 372,186,354.21 and 145,941,792.98

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Solution

The fourth proportional to 269,699,787.86, 372,186,354.21 and 145,941,792.98 is: 201,400,024.40

Step by Step Solution

  1. Step 1: Write the proportion equation
    269,699,787.86 : 372,186,354.21 = 145,941,792.98 : x
  2. Step 2: Convert to fraction form
    269,699,787.86/372,186,354.21 = 145,941,792.98/x
  3. Step 3: Cross multiply
    269,699,787.86x = 372,186,354.21 × 145,941,792.98
  4. Step 4: Simplify right side
    269,699,787.86x = 54,317,543,856,096,768
  5. Step 5: Solve for x
    x = 54,317,543,856,096,768/269,699,787.86
  6. Step 6: Final answer
    x = 201,400,024.40

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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.