Home / 66,271,853,109.96-99,407,780,983.26-15,907,286,901.51

Finding the Fourth Proportional to 66,271,853,109.96, 99,407,780,983.26 and 15,907,286,901.51

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Solution

The fourth proportional to 66,271,853,109.96, 99,407,780,983.26 and 15,907,286,901.51 is: 23,860,930,668.70

Step by Step Solution

  1. Step 1: Write the proportion equation
    66,271,853,109.96 : 99,407,780,983.26 = 15,907,286,901.51 : x
  2. Step 2: Convert to fraction form
    66,271,853,109.96/99,407,780,983.26 = 15,907,286,901.51/x
  3. Step 3: Cross multiply
    66,271,853,109.96x = 99,407,780,983.26 × 15,907,286,901.51
  4. Step 4: Simplify right side
    66,271,853,109.96x = 1,581,308,092,343,186,620,416
  5. Step 5: Solve for x
    x = 1,581,308,092,343,186,620,416/66,271,853,109.96
  6. Step 6: Final answer
    x = 23,860,930,668.70

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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.