Home / 1,206,535,180.80-1,810,698,566.40-480,045,273.60

Finding the Fourth Proportional to 1,206,535,180.80, 1,810,698,566.40 and 480,045,273.60

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Solution

The fourth proportional to 1,206,535,180.80, 1,810,698,566.40 and 480,045,273.60 is: 720,424,321.27

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,206,535,180.80 : 1,810,698,566.40 = 480,045,273.60 : x
  2. Step 2: Convert to fraction form
    1,206,535,180.80/1,810,698,566.40 = 480,045,273.60/x
  3. Step 3: Cross multiply
    1,206,535,180.80x = 1,810,698,566.40 × 480,045,273.60
  4. Step 4: Simplify right side
    1,206,535,180.80x = 869,217,288,714,615,808
  5. Step 5: Solve for x
    x = 869,217,288,714,615,808/1,206,535,180.80
  6. Step 6: Final answer
    x = 720,424,321.27

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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.