Home / 773,429,185.57-1,067,358,057.11-434,397,406.45

Finding the Fourth Proportional to 773,429,185.57, 1,067,358,057.11 and 434,397,406.45

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Solution

The fourth proportional to 773,429,185.57, 1,067,358,057.11 and 434,397,406.45 is: 599,482,900.84

Step by Step Solution

  1. Step 1: Write the proportion equation
    773,429,185.57 : 1,067,358,057.11 = 434,397,406.45 : x
  2. Step 2: Convert to fraction form
    773,429,185.57/1,067,358,057.11 = 434,397,406.45/x
  3. Step 3: Cross multiply
    773,429,185.57x = 1,067,358,057.11 × 434,397,406.45
  4. Step 4: Simplify right side
    773,429,185.57x = 463,657,571,762,094,976
  5. Step 5: Solve for x
    x = 463,657,571,762,094,976/773,429,185.57
  6. Step 6: Final answer
    x = 599,482,900.84

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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.