Home / 109,375,488,730.60-164,063,233,095.90-72,612,053,722.60

Finding the Fourth Proportional to 109,375,488,730.60, 164,063,233,095.90 and 72,612,053,722.60

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Solution

The fourth proportional to 109,375,488,730.60, 164,063,233,095.90 and 72,612,053,722.60 is: 108,918,080,583.90

Step by Step Solution

  1. Step 1: Write the proportion equation
    109,375,488,730.60 : 164,063,233,095.90 = 72,612,053,722.60 : x
  2. Step 2: Convert to fraction form
    109,375,488,730.60/164,063,233,095.90 = 72,612,053,722.60/x
  3. Step 3: Cross multiply
    109,375,488,730.60x = 164,063,233,095.90 × 72,612,053,722.60
  4. Step 4: Simplify right side
    109,375,488,730.60x = 11,912,968,295,462,937,296,896
  5. Step 5: Solve for x
    x = 11,912,968,295,462,937,296,896/109,375,488,730.60
  6. Step 6: Final answer
    x = 108,918,080,583.90

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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.