Home / 289,195,606.20-433,656,551.70-168,064,188.60

Finding the Fourth Proportional to 289,195,606.20, 433,656,551.70 and 168,064,188.60

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Solution

The fourth proportional to 289,195,606.20, 433,656,551.70 and 168,064,188.60 is: 252,016,748.98

Step by Step Solution

  1. Step 1: Write the proportion equation
    289,195,606.20 : 433,656,551.70 = 168,064,188.60 : x
  2. Step 2: Convert to fraction form
    289,195,606.20/433,656,551.70 = 168,064,188.60/x
  3. Step 3: Cross multiply
    289,195,606.20x = 433,656,551.70 × 168,064,188.60
  4. Step 4: Simplify right side
    289,195,606.20x = 72,882,136,492,534,448
  5. Step 5: Solve for x
    x = 72,882,136,492,534,448/289,195,606.20
  6. Step 6: Final answer
    x = 252,016,748.98

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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.