Home / 498,318,315.40-747,406,614.30-170,808,941.80

Finding the Fourth Proportional to 498,318,315.40, 747,406,614.30 and 170,808,941.80

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Solution

The fourth proportional to 498,318,315.40, 747,406,614.30 and 170,808,941.80 is: 256,189,124.38

Step by Step Solution

  1. Step 1: Write the proportion equation
    498,318,315.40 : 747,406,614.30 = 170,808,941.80 : x
  2. Step 2: Convert to fraction form
    498,318,315.40/747,406,614.30 = 170,808,941.80/x
  3. Step 3: Cross multiply
    498,318,315.40x = 747,406,614.30 × 170,808,941.80
  4. Step 4: Simplify right side
    498,318,315.40x = 127,663,732,882,903,744
  5. Step 5: Solve for x
    x = 127,663,732,882,903,744/498,318,315.40
  6. Step 6: Final answer
    x = 256,189,124.38

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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.