Home / 196,775,347.20-295,163,020.80-69,124,531.20

Finding the Fourth Proportional to 196,775,347.20, 295,163,020.80 and 69,124,531.20

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Solution

The fourth proportional to 196,775,347.20, 295,163,020.80 and 69,124,531.20 is: 103,686,796.80

Step by Step Solution

  1. Step 1: Write the proportion equation
    196,775,347.20 : 295,163,020.80 = 69,124,531.20 : x
  2. Step 2: Convert to fraction form
    196,775,347.20/295,163,020.80 = 69,124,531.20/x
  3. Step 3: Cross multiply
    196,775,347.20x = 295,163,020.80 × 69,124,531.20
  4. Step 4: Simplify right side
    196,775,347.20x = 20,403,005,440,375,852
  5. Step 5: Solve for x
    x = 20,403,005,440,375,852/196,775,347.20
  6. Step 6: Final answer
    x = 103,686,796.80

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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.