Home / 302,213,905.20-453,208,883.40-97,748,650.80

Finding the Fourth Proportional to 302,213,905.20, 453,208,883.40 and 97,748,650.80

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Solution

The fourth proportional to 302,213,905.20, 453,208,883.40 and 97,748,650.80 is: 146,586,758.98

Step by Step Solution

  1. Step 1: Write the proportion equation
    302,213,905.20 : 453,208,883.40 = 97,748,650.80 : x
  2. Step 2: Convert to fraction form
    302,213,905.20/453,208,883.40 = 97,748,650.80/x
  3. Step 3: Cross multiply
    302,213,905.20x = 453,208,883.40 × 97,748,650.80
  4. Step 4: Simplify right side
    302,213,905.20x = 44,300,556,882,924,512
  5. Step 5: Solve for x
    x = 44,300,556,882,924,512/302,213,905.20
  6. Step 6: Final answer
    x = 146,586,758.98

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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.