Home / 108,135,051.60-162,202,577.40-39,963,637.20

Finding the Fourth Proportional to 108,135,051.60, 162,202,577.40 and 39,963,637.20

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Solution

The fourth proportional to 108,135,051.60, 162,202,577.40 and 39,963,637.20 is: 59,945,455.80

Step by Step Solution

  1. Step 1: Write the proportion equation
    108,135,051.60 : 162,202,577.40 = 39,963,637.20 : x
  2. Step 2: Convert to fraction form
    108,135,051.60/162,202,577.40 = 39,963,637.20/x
  3. Step 3: Cross multiply
    108,135,051.60x = 162,202,577.40 × 39,963,637.20
  4. Step 4: Simplify right side
    108,135,051.60x = 6,482,204,956,118,520
  5. Step 5: Solve for x
    x = 6,482,204,956,118,520/108,135,051.60
  6. Step 6: Final answer
    x = 59,945,455.80

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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.