Home / 18,953,254,311.60-28,429,881,467.40-13,443,274,023.60

Finding the Fourth Proportional to 18,953,254,311.60, 28,429,881,467.40 and 13,443,274,023.60

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Solution

The fourth proportional to 18,953,254,311.60, 28,429,881,467.40 and 13,443,274,023.60 is: 20,164,911,035.40

Step by Step Solution

  1. Step 1: Write the proportion equation
    18,953,254,311.60 : 28,429,881,467.40 = 13,443,274,023.60 : x
  2. Step 2: Convert to fraction form
    18,953,254,311.60/28,429,881,467.40 = 13,443,274,023.60/x
  3. Step 3: Cross multiply
    18,953,254,311.60x = 28,429,881,467.40 × 13,443,274,023.60
  4. Step 4: Simplify right side
    18,953,254,311.60x = 382,190,687,024,725,491,712
  5. Step 5: Solve for x
    x = 382,190,687,024,725,491,712/18,953,254,311.60
  6. Step 6: Final answer
    x = 20,164,911,035.40

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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.