Home / 472,399,672.80-708,599,509.20-373,764,223.20

Finding the Fourth Proportional to 472,399,672.80, 708,599,509.20 and 373,764,223.20

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Solution

The fourth proportional to 472,399,672.80, 708,599,509.20 and 373,764,223.20 is: 560,646,334.80

Step by Step Solution

  1. Step 1: Write the proportion equation
    472,399,672.80 : 708,599,509.20 = 373,764,223.20 : x
  2. Step 2: Convert to fraction form
    472,399,672.80/708,599,509.20 = 373,764,223.20/x
  3. Step 3: Cross multiply
    472,399,672.80x = 708,599,509.20 × 373,764,223.20
  4. Step 4: Simplify right side
    472,399,672.80x = 264,849,145,116,039,264
  5. Step 5: Solve for x
    x = 264,849,145,116,039,264/472,399,672.80
  6. Step 6: Final answer
    x = 560,646,334.80

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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.