Home / 112,477,213.19-168,672,201.41-38,686,962.50

Finding the Fourth Proportional to 112,477,213.19, 168,672,201.41 and 38,686,962.50

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Solution

The fourth proportional to 112,477,213.19, 168,672,201.41 and 38,686,962.50 is: 58,015,441.04

Step by Step Solution

  1. Step 1: Write the proportion equation
    112,477,213.19 : 168,672,201.41 = 38,686,962.50 : x
  2. Step 2: Convert to fraction form
    112,477,213.19/168,672,201.41 = 38,686,962.50/x
  3. Step 3: Cross multiply
    112,477,213.19x = 168,672,201.41 × 38,686,962.50
  4. Step 4: Simplify right side
    112,477,213.19x = 6,525,415,130,547,682
  5. Step 5: Solve for x
    x = 6,525,415,130,547,682/112,477,213.19
  6. Step 6: Final answer
    x = 58,015,441.04

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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.