Home / 70,120,396.74-96,766,633.89-39,181,870.02

Finding the Fourth Proportional to 70,120,396.74, 96,766,633.89 and 39,181,870.02

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Solution

The fourth proportional to 70,120,396.74, 96,766,633.89 and 39,181,870.02 is: 54,071,252.41

Step by Step Solution

  1. Step 1: Write the proportion equation
    70,120,396.74 : 96,766,633.89 = 39,181,870.02 : x
  2. Step 2: Convert to fraction form
    70,120,396.74/96,766,633.89 = 39,181,870.02/x
  3. Step 3: Cross multiply
    70,120,396.74x = 96,766,633.89 × 39,181,870.02
  4. Step 4: Simplify right side
    70,120,396.74x = 3,791,497,671,350,907.50
  5. Step 5: Solve for x
    x = 3,791,497,671,350,907.50/70,120,396.74
  6. Step 6: Final answer
    x = 54,071,252.41

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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.