Home / 112,334,494.80-168,501,742.20-99,579,910.80

Finding the Fourth Proportional to 112,334,494.80, 168,501,742.20 and 99,579,910.80

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Solution

The fourth proportional to 112,334,494.80, 168,501,742.20 and 99,579,910.80 is: 149,369,866.20

Step by Step Solution

  1. Step 1: Write the proportion equation
    112,334,494.80 : 168,501,742.20 = 99,579,910.80 : x
  2. Step 2: Convert to fraction form
    112,334,494.80/168,501,742.20 = 99,579,910.80/x
  3. Step 3: Cross multiply
    112,334,494.80x = 168,501,742.20 × 99,579,910.80
  4. Step 4: Simplify right side
    112,334,494.80x = 16,779,388,457,920,594
  5. Step 5: Solve for x
    x = 16,779,388,457,920,594/112,334,494.80
  6. Step 6: Final answer
    x = 149,369,866.20

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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.