Home / 168,148,461.60-252,222,692.40-141,363,835.20

Finding the Fourth Proportional to 168,148,461.60, 252,222,692.40 and 141,363,835.20

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Solution

The fourth proportional to 168,148,461.60, 252,222,692.40 and 141,363,835.20 is: 212,045,752.80

Step by Step Solution

  1. Step 1: Write the proportion equation
    168,148,461.60 : 252,222,692.40 = 141,363,835.20 : x
  2. Step 2: Convert to fraction form
    168,148,461.60/252,222,692.40 = 141,363,835.20/x
  3. Step 3: Cross multiply
    168,148,461.60x = 252,222,692.40 × 141,363,835.20
  4. Step 4: Simplify right side
    168,148,461.60x = 35,655,167,122,133,892
  5. Step 5: Solve for x
    x = 35,655,167,122,133,892/168,148,461.60
  6. Step 6: Final answer
    x = 212,045,752.80

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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.