Home / 123,706,181.66-170,704,575.02-71,498,598.80

Finding the Fourth Proportional to 123,706,181.66, 170,704,575.02 and 71,498,598.80

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Solution

The fourth proportional to 123,706,181.66, 170,704,575.02 and 71,498,598.80 is: 98,662,312.25

Step by Step Solution

  1. Step 1: Write the proportion equation
    123,706,181.66 : 170,704,575.02 = 71,498,598.80 : x
  2. Step 2: Convert to fraction form
    123,706,181.66/170,704,575.02 = 71,498,598.80/x
  3. Step 3: Cross multiply
    123,706,181.66x = 170,704,575.02 × 71,498,598.80
  4. Step 4: Simplify right side
    123,706,181.66x = 12,205,137,922,004,706
  5. Step 5: Solve for x
    x = 12,205,137,922,004,706/123,706,181.66
  6. Step 6: Final answer
    x = 98,662,312.25

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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.