Home / 472,393,423.20-708,590,134.80-414,997,795.20

Finding the Fourth Proportional to 472,393,423.20, 708,590,134.80 and 414,997,795.20

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Solution

The fourth proportional to 472,393,423.20, 708,590,134.80 and 414,997,795.20 is: 622,496,692.80

Step by Step Solution

  1. Step 1: Write the proportion equation
    472,393,423.20 : 708,590,134.80 = 414,997,795.20 : x
  2. Step 2: Convert to fraction form
    472,393,423.20/708,590,134.80 = 414,997,795.20/x
  3. Step 3: Cross multiply
    472,393,423.20x = 708,590,134.80 × 414,997,795.20
  4. Step 4: Simplify right side
    472,393,423.20x = 294,063,343,642,470,784
  5. Step 5: Solve for x
    x = 294,063,343,642,470,784/472,393,423.20
  6. Step 6: Final answer
    x = 622,496,692.80

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1.5x scale

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.