Home / 19,794,488,739.60-29,691,733,109.40-7,370,248,465.20

Finding the Fourth Proportional to 19,794,488,739.60, 29,691,733,109.40 and 7,370,248,465.20

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Solution

The fourth proportional to 19,794,488,739.60, 29,691,733,109.40 and 7,370,248,465.20 is: 11,055,372,697.80

Step by Step Solution

  1. Step 1: Write the proportion equation
    19,794,488,739.60 : 29,691,733,109.40 = 7,370,248,465.20 : x
  2. Step 2: Convert to fraction form
    19,794,488,739.60/29,691,733,109.40 = 7,370,248,465.20/x
  3. Step 3: Cross multiply
    19,794,488,739.60x = 29,691,733,109.40 × 7,370,248,465.20
  4. Step 4: Simplify right side
    19,794,488,739.60x = 218,835,450,378,683,383,808
  5. Step 5: Solve for x
    x = 218,835,450,378,683,383,808/19,794,488,739.60
  6. Step 6: Final answer
    x = 11,055,372,697.80

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1.5x scale

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.