Home / 108,276,829.80-162,415,244.70-53,668,314.60

Finding the Fourth Proportional to 108,276,829.80, 162,415,244.70 and 53,668,314.60

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Solution

The fourth proportional to 108,276,829.80, 162,415,244.70 and 53,668,314.60 is: 80,502,471.90

Step by Step Solution

  1. Step 1: Write the proportion equation
    108,276,829.80 : 162,415,244.70 = 53,668,314.60 : x
  2. Step 2: Convert to fraction form
    108,276,829.80/162,415,244.70 = 53,668,314.60/x
  3. Step 3: Cross multiply
    108,276,829.80x = 162,415,244.70 × 53,668,314.60
  4. Step 4: Simplify right side
    108,276,829.80x = 8,716,552,448,395,582
  5. Step 5: Solve for x
    x = 8,716,552,448,395,582/108,276,829.80
  6. Step 6: Final answer
    x = 80,502,471.90

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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.