Home / 108,509,457.60-162,731,721.60-35,712,800.64

Finding the Fourth Proportional to 108,509,457.60, 162,731,721.60 and 35,712,800.64

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Solution

The fourth proportional to 108,509,457.60, 162,731,721.60 and 35,712,800.64 is: 53,558,516.09

Step by Step Solution

  1. Step 1: Write the proportion equation
    108,509,457.60 : 162,731,721.60 = 35,712,800.64 : x
  2. Step 2: Convert to fraction form
    108,509,457.60/162,731,721.60 = 35,712,800.64/x
  3. Step 3: Cross multiply
    108,509,457.60x = 162,731,721.60 × 35,712,800.64
  4. Step 4: Simplify right side
    108,509,457.60x = 5,811,605,531,304,782
  5. Step 5: Solve for x
    x = 5,811,605,531,304,782/108,509,457.60
  6. Step 6: Final answer
    x = 53,558,516.09

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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.