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Finding the Fourth Proportional to 439,604,820, 659,452,369.68 and 116,488,692

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Solution

The fourth proportional to 439,604,820, 659,452,369.68 and 116,488,692 is: 174,744,999.34

Step by Step Solution

  1. Step 1: Write the proportion equation
    439,604,820 : 659,452,369.68 = 116,488,692 : x
  2. Step 2: Convert to fraction form
    439,604,820/659,452,369.68 = 116,488,692/x
  3. Step 3: Cross multiply
    439,604,820x = 659,452,369.68 × 116,488,692
  4. Step 4: Simplify right side
    439,604,820x = 76,818,743,980,323,648
  5. Step 5: Solve for x
    x = 76,818,743,980,323,648/439,604,820
  6. Step 6: Final answer
    x = 174,744,999.34

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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.