Home / 186,701,029.20-280,051,543.80-118,844,542.80

Finding the Fourth Proportional to 186,701,029.20, 280,051,543.80 and 118,844,542.80

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Solution

The fourth proportional to 186,701,029.20, 280,051,543.80 and 118,844,542.80 is: 178,266,814.20

Step by Step Solution

  1. Step 1: Write the proportion equation
    186,701,029.20 : 280,051,543.80 = 118,844,542.80 : x
  2. Step 2: Convert to fraction form
    186,701,029.20/280,051,543.80 = 118,844,542.80/x
  3. Step 3: Cross multiply
    186,701,029.20x = 280,051,543.80 × 118,844,542.80
  4. Step 4: Simplify right side
    186,701,029.20x = 33,282,597,683,345,176
  5. Step 5: Solve for x
    x = 33,282,597,683,345,176/186,701,029.20
  6. Step 6: Final answer
    x = 178,266,814.20

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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.