Home / 20,298,786,595.56-30,478,069,272.48-11,352,503,669.40

Finding the Fourth Proportional to 20,298,786,595.56, 30,478,069,272.48 and 11,352,503,669.40

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Solution

The fourth proportional to 20,298,786,595.56, 30,478,069,272.48 and 11,352,503,669.40 is: 17,045,471,739.07

Step by Step Solution

  1. Step 1: Write the proportion equation
    20,298,786,595.56 : 30,478,069,272.48 = 11,352,503,669.40 : x
  2. Step 2: Convert to fraction form
    20,298,786,595.56/30,478,069,272.48 = 11,352,503,669.40/x
  3. Step 3: Cross multiply
    20,298,786,595.56x = 30,478,069,272.48 × 11,352,503,669.40
  4. Step 4: Simplify right side
    20,298,786,595.56x = 346,002,393,252,056,596,480
  5. Step 5: Solve for x
    x = 346,002,393,252,056,596,480/20,298,786,595.56
  6. Step 6: Final answer
    x = 17,045,471,739.07

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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.