Home / 293,535,658.40-440,303,487.60-120,923,621.60

Finding the Fourth Proportional to 293,535,658.40, 440,303,487.60 and 120,923,621.60

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Solution

The fourth proportional to 293,535,658.40, 440,303,487.60 and 120,923,621.60 is: 181,385,432.40

Step by Step Solution

  1. Step 1: Write the proportion equation
    293,535,658.40 : 440,303,487.60 = 120,923,621.60 : x
  2. Step 2: Convert to fraction form
    293,535,658.40/440,303,487.60 = 120,923,621.60/x
  3. Step 3: Cross multiply
    293,535,658.40x = 440,303,487.60 × 120,923,621.60
  4. Step 4: Simplify right side
    293,535,658.40x = 53,243,092,323,702,696
  5. Step 5: Solve for x
    x = 53,243,092,323,702,696/293,535,658.40
  6. Step 6: Final answer
    x = 181,385,432.40

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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.