Home / 383,487,261.40-575,230,892.10-124,710,923.80

Finding the Fourth Proportional to 383,487,261.40, 575,230,892.10 and 124,710,923.80

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Solution

The fourth proportional to 383,487,261.40, 575,230,892.10 and 124,710,923.80 is: 187,066,385.70

Step by Step Solution

  1. Step 1: Write the proportion equation
    383,487,261.40 : 575,230,892.10 = 124,710,923.80 : x
  2. Step 2: Convert to fraction form
    383,487,261.40/575,230,892.10 = 124,710,923.80/x
  3. Step 3: Cross multiply
    383,487,261.40x = 575,230,892.10 × 124,710,923.80
  4. Step 4: Simplify right side
    383,487,261.40x = 71,737,575,952,089,120
  5. Step 5: Solve for x
    x = 71,737,575,952,089,120/383,487,261.40
  6. Step 6: Final answer
    x = 187,066,385.70

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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.