Home / 694,117,917.30-957,900,350.16-380,852,048.22

Finding the Fourth Proportional to 694,117,917.30, 957,900,350.16 and 380,852,048.22

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Solution

The fourth proportional to 694,117,917.30, 957,900,350.16 and 380,852,048.22 is: 525,585,496.72

Step by Step Solution

  1. Step 1: Write the proportion equation
    694,117,917.30 : 957,900,350.16 = 380,852,048.22 : x
  2. Step 2: Convert to fraction form
    694,117,917.30/957,900,350.16 = 380,852,048.22/x
  3. Step 3: Cross multiply
    694,117,917.30x = 957,900,350.16 × 380,852,048.22
  4. Step 4: Simplify right side
    694,117,917.30x = 364,818,310,349,091,200
  5. Step 5: Solve for x
    x = 364,818,310,349,091,200/694,117,917.30
  6. Step 6: Final answer
    x = 525,585,496.72

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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.