Home / 393,984,005.20-590,976,007.80-175,633,925.20

Finding the Fourth Proportional to 393,984,005.20, 590,976,007.80 and 175,633,925.20

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Solution

The fourth proportional to 393,984,005.20, 590,976,007.80 and 175,633,925.20 is: 263,450,887.80

Step by Step Solution

  1. Step 1: Write the proportion equation
    393,984,005.20 : 590,976,007.80 = 175,633,925.20 : x
  2. Step 2: Convert to fraction form
    393,984,005.20/590,976,007.80 = 175,633,925.20/x
  3. Step 3: Cross multiply
    393,984,005.20x = 590,976,007.80 × 175,633,925.20
  4. Step 4: Simplify right side
    393,984,005.20x = 103,795,435,948,939,808
  5. Step 5: Solve for x
    x = 103,795,435,948,939,808/393,984,005.20
  6. Step 6: Final answer
    x = 263,450,887.80

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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.