Home / 708,192,004.80-1,062,288,007.20-476,908,881.60

Finding the Fourth Proportional to 708,192,004.80, 1,062,288,007.20 and 476,908,881.60

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Solution

The fourth proportional to 708,192,004.80, 1,062,288,007.20 and 476,908,881.60 is: 715,363,322.40

Step by Step Solution

  1. Step 1: Write the proportion equation
    708,192,004.80 : 1,062,288,007.20 = 476,908,881.60 : x
  2. Step 2: Convert to fraction form
    708,192,004.80/1,062,288,007.20 = 476,908,881.60/x
  3. Step 3: Cross multiply
    708,192,004.80x = 1,062,288,007.20 × 476,908,881.60
  4. Step 4: Simplify right side
    708,192,004.80x = 506,614,585,450,844,800
  5. Step 5: Solve for x
    x = 506,614,585,450,844,800/708,192,004.80
  6. Step 6: Final answer
    x = 715,363,322.40

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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.