Home / 50,688,327.20-76,032,490.80-50,240,429.60

Finding the Fourth Proportional to 50,688,327.20, 76,032,490.80 and 50,240,429.60

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Solution

The fourth proportional to 50,688,327.20, 76,032,490.80 and 50,240,429.60 is: 75,360,644.40

Step by Step Solution

  1. Step 1: Write the proportion equation
    50,688,327.20 : 76,032,490.80 = 50,240,429.60 : x
  2. Step 2: Convert to fraction form
    50,688,327.20/76,032,490.80 = 50,240,429.60/x
  3. Step 3: Cross multiply
    50,688,327.20x = 76,032,490.80 × 50,240,429.60
  4. Step 4: Simplify right side
    50,688,327.20x = 3,819,905,001,350,047.50
  5. Step 5: Solve for x
    x = 3,819,905,001,350,047.50/50,688,327.20
  6. Step 6: Final answer
    x = 75,360,644.40

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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.