Home / 321,774,069.20-482,661,103.80-117,308,814.80

Finding the Fourth Proportional to 321,774,069.20, 482,661,103.80 and 117,308,814.80

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Solution

The fourth proportional to 321,774,069.20, 482,661,103.80 and 117,308,814.80 is: 175,963,222.20

Step by Step Solution

  1. Step 1: Write the proportion equation
    321,774,069.20 : 482,661,103.80 = 117,308,814.80 : x
  2. Step 2: Convert to fraction form
    321,774,069.20/482,661,103.80 = 117,308,814.80/x
  3. Step 3: Cross multiply
    321,774,069.20x = 482,661,103.80 × 117,308,814.80
  4. Step 4: Simplify right side
    321,774,069.20x = 56,620,402,036,837,776
  5. Step 5: Solve for x
    x = 56,620,402,036,837,776/321,774,069.20
  6. Step 6: Final answer
    x = 175,963,222.20

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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.