Home / 370,621,642.16-555,936,399.84-111,839,137.22

Finding the Fourth Proportional to 370,621,642.16, 555,936,399.84 and 111,839,137.22

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Solution

The fourth proportional to 370,621,642.16, 555,936,399.84 and 111,839,137.22 is: 167,759,893.74

Step by Step Solution

  1. Step 1: Write the proportion equation
    370,621,642.16 : 555,936,399.84 = 111,839,137.22 : x
  2. Step 2: Convert to fraction form
    370,621,642.16/555,936,399.84 = 111,839,137.22/x
  3. Step 3: Cross multiply
    370,621,642.16x = 555,936,399.84 × 111,839,137.22
  4. Step 4: Simplify right side
    370,621,642.16x = 62,175,447,307,298,552
  5. Step 5: Solve for x
    x = 62,175,447,307,298,552/370,621,642.16
  6. Step 6: Final answer
    x = 167,759,893.74

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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.