Home / 499,971,602.08-690,200,061.66-332,985,754

Finding the Fourth Proportional to 499,971,602.08, 690,200,061.66 and 332,985,754

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Solution

The fourth proportional to 499,971,602.08, 690,200,061.66 and 332,985,754 is: 459,679,683.78

Step by Step Solution

  1. Step 1: Write the proportion equation
    499,971,602.08 : 690,200,061.66 = 332,985,754 : x
  2. Step 2: Convert to fraction form
    499,971,602.08/690,200,061.66 = 332,985,754/x
  3. Step 3: Cross multiply
    499,971,602.08x = 690,200,061.66 × 332,985,754
  4. Step 4: Simplify right side
    499,971,602.08x = 229,826,787,942,701,568
  5. Step 5: Solve for x
    x = 229,826,787,942,701,568/499,971,602.08
  6. Step 6: Final answer
    x = 459,679,683.78

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Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.