Home / 112,142,457.60-167,948,265.60-76,045,228.80

Finding the Fourth Proportional to 112,142,457.60, 167,948,265.60 and 76,045,228.80

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Solution

The fourth proportional to 112,142,457.60, 167,948,265.60 and 76,045,228.80 is: 113,887,857.97

Step by Step Solution

  1. Step 1: Write the proportion equation
    112,142,457.60 : 167,948,265.60 = 76,045,228.80 : x
  2. Step 2: Convert to fraction form
    112,142,457.60/167,948,265.60 = 76,045,228.80/x
  3. Step 3: Cross multiply
    112,142,457.60x = 167,948,265.60 × 76,045,228.80
  4. Step 4: Simplify right side
    112,142,457.60x = 12,771,664,284,115,168
  5. Step 5: Solve for x
    x = 12,771,664,284,115,168/112,142,457.60
  6. Step 6: Final answer
    x = 113,887,857.97

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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.