Home / 1,265,989,527.20-1,898,811,902.88-333,234,265.22

Finding the Fourth Proportional to 1,265,989,527.20, 1,898,811,902.88 and 333,234,265.22

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Solution

The fourth proportional to 1,265,989,527.20, 1,898,811,902.88 and 333,234,265.22 is: 499,806,021.81

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,265,989,527.20 : 1,898,811,902.88 = 333,234,265.22 : x
  2. Step 2: Convert to fraction form
    1,265,989,527.20/1,898,811,902.88 = 333,234,265.22/x
  3. Step 3: Cross multiply
    1,265,989,527.20x = 1,898,811,902.88 × 333,234,265.22
  4. Step 4: Simplify right side
    1,265,989,527.20x = 632,749,189,237,712,768
  5. Step 5: Solve for x
    x = 632,749,189,237,712,768/1,265,989,527.20
  6. Step 6: Final answer
    x = 499,806,021.81

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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.