Home / 75,153,196.80-103,709,656.80-44,215,361.28

Finding the Fourth Proportional to 75,153,196.80, 103,709,656.80 and 44,215,361.28

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Solution

The fourth proportional to 75,153,196.80, 103,709,656.80 and 44,215,361.28 is: 61,016,166.16

Step by Step Solution

  1. Step 1: Write the proportion equation
    75,153,196.80 : 103,709,656.80 = 44,215,361.28 : x
  2. Step 2: Convert to fraction form
    75,153,196.80/103,709,656.80 = 44,215,361.28/x
  3. Step 3: Cross multiply
    75,153,196.80x = 103,709,656.80 × 44,215,361.28
  4. Step 4: Simplify right side
    75,153,196.80x = 4,585,559,943,636,809
  5. Step 5: Solve for x
    x = 4,585,559,943,636,809/75,153,196.80
  6. Step 6: Final answer
    x = 61,016,166.16

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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.