Home / 112,368,051.90-168,483,649.05-44,128,986.30

Finding the Fourth Proportional to 112,368,051.90, 168,483,649.05 and 44,128,986.30

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Solution

The fourth proportional to 112,368,051.90, 168,483,649.05 and 44,128,986.30 is: 66,166,606.21

Step by Step Solution

  1. Step 1: Write the proportion equation
    112,368,051.90 : 168,483,649.05 = 44,128,986.30 : x
  2. Step 2: Convert to fraction form
    112,368,051.90/168,483,649.05 = 44,128,986.30/x
  3. Step 3: Cross multiply
    112,368,051.90x = 168,483,649.05 × 44,128,986.30
  4. Step 4: Simplify right side
    112,368,051.90x = 7,435,012,640,701,458
  5. Step 5: Solve for x
    x = 7,435,012,640,701,458/112,368,051.90
  6. Step 6: Final answer
    x = 66,166,606.21

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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.