Home / 302,147,020.35-453,220,530.53-297,108,172.35

Finding the Fourth Proportional to 302,147,020.35, 453,220,530.53 and 297,108,172.35

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Solution

The fourth proportional to 302,147,020.35, 453,220,530.53 and 297,108,172.35 is: 445,662,258.53

Step by Step Solution

  1. Step 1: Write the proportion equation
    302,147,020.35 : 453,220,530.53 = 297,108,172.35 : x
  2. Step 2: Convert to fraction form
    302,147,020.35/453,220,530.53 = 297,108,172.35/x
  3. Step 3: Cross multiply
    302,147,020.35x = 453,220,530.53 × 297,108,172.35
  4. Step 4: Simplify right side
    302,147,020.35x = 134,655,523,495,780,144
  5. Step 5: Solve for x
    x = 134,655,523,495,780,144/302,147,020.35
  6. Step 6: Final answer
    x = 445,662,258.53

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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.