Home / 672,657,775,714.75-1,009,047,971,517.40-219,260,303,835.80

Finding the Fourth Proportional to 672,657,775,714.75, 1,009,047,971,517.40 and 219,260,303,835.80

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Solution

The fourth proportional to 672,657,775,714.75, 1,009,047,971,517.40 and 219,260,303,835.80 is: 328,910,439,762.20

Step by Step Solution

  1. Step 1: Write the proportion equation
    672,657,775,714.75 : 1,009,047,971,517.40 = 219,260,303,835.80 : x
  2. Step 2: Convert to fraction form
    672,657,775,714.75/1,009,047,971,517.40 = 219,260,303,835.80/x
  3. Step 3: Cross multiply
    672,657,775,714.75x = 1,009,047,971,517.40 × 219,260,303,835.80
  4. Step 4: Simplify right side
    672,657,775,714.75x = 221,244,164,819,802,778,501,120
  5. Step 5: Solve for x
    x = 221,244,164,819,802,778,501,120/672,657,775,714.75
  6. Step 6: Final answer
    x = 328,910,439,762.20

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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.