Home / 846,389,329.14-1,167,911,509.05-469,994,740.98

Finding the Fourth Proportional to 846,389,329.14, 1,167,911,509.05 and 469,994,740.98

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Solution

The fourth proportional to 846,389,329.14, 1,167,911,509.05 and 469,994,740.98 is: 648,534,011.81

Step by Step Solution

  1. Step 1: Write the proportion equation
    846,389,329.14 : 1,167,911,509.05 = 469,994,740.98 : x
  2. Step 2: Convert to fraction form
    846,389,329.14/1,167,911,509.05 = 469,994,740.98/x
  3. Step 3: Cross multiply
    846,389,329.14x = 1,167,911,509.05 × 469,994,740.98
  4. Step 4: Simplify right side
    846,389,329.14x = 548,912,267,183,515,648
  5. Step 5: Solve for x
    x = 548,912,267,183,515,648/846,389,329.14
  6. Step 6: Final answer
    x = 648,534,011.81

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Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.