Home / 472,393,373.20-708,590,059.80-264,918,806.80

Finding the Fourth Proportional to 472,393,373.20, 708,590,059.80 and 264,918,806.80

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Solution

The fourth proportional to 472,393,373.20, 708,590,059.80 and 264,918,806.80 is: 397,378,210.20

Step by Step Solution

  1. Step 1: Write the proportion equation
    472,393,373.20 : 708,590,059.80 = 264,918,806.80 : x
  2. Step 2: Convert to fraction form
    472,393,373.20/708,590,059.80 = 264,918,806.80/x
  3. Step 3: Cross multiply
    472,393,373.20x = 708,590,059.80 × 264,918,806.80
  4. Step 4: Simplify right side
    472,393,373.20x = 187,718,833,152,556,640
  5. Step 5: Solve for x
    x = 187,718,833,152,556,640/472,393,373.20
  6. Step 6: Final answer
    x = 397,378,210.20

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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.