Home / 255,563,406.40-383,345,109.60-93,984,347.20

Finding the Fourth Proportional to 255,563,406.40, 383,345,109.60 and 93,984,347.20

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Solution

The fourth proportional to 255,563,406.40, 383,345,109.60 and 93,984,347.20 is: 140,976,520.80

Step by Step Solution

  1. Step 1: Write the proportion equation
    255,563,406.40 : 383,345,109.60 = 93,984,347.20 : x
  2. Step 2: Convert to fraction form
    255,563,406.40/383,345,109.60 = 93,984,347.20/x
  3. Step 3: Cross multiply
    255,563,406.40x = 383,345,109.60 × 93,984,347.20
  4. Step 4: Simplify right side
    255,563,406.40x = 36,028,439,878,068,456
  5. Step 5: Solve for x
    x = 36,028,439,878,068,456/255,563,406.40
  6. Step 6: Final answer
    x = 140,976,520.80

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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.