Home / 201,437,771.90-302,156,657.85-177,629,215.10

Finding the Fourth Proportional to 201,437,771.90, 302,156,657.85 and 177,629,215.10

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Solution

The fourth proportional to 201,437,771.90, 302,156,657.85 and 177,629,215.10 is: 266,443,822.65

Step by Step Solution

  1. Step 1: Write the proportion equation
    201,437,771.90 : 302,156,657.85 = 177,629,215.10 : x
  2. Step 2: Convert to fraction form
    201,437,771.90/302,156,657.85 = 177,629,215.10/x
  3. Step 3: Cross multiply
    201,437,771.90x = 302,156,657.85 × 177,629,215.10
  4. Step 4: Simplify right side
    201,437,771.90x = 53,671,849,971,134,752
  5. Step 5: Solve for x
    x = 53,671,849,971,134,752/201,437,771.90
  6. Step 6: Final answer
    x = 266,443,822.65

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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.