Home / 877,002,239.88-1,315,072,891.89-433,832,884.02

Finding the Fourth Proportional to 877,002,239.88, 1,315,072,891.89 and 433,832,884.02

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Solution

The fourth proportional to 877,002,239.88, 1,315,072,891.89 and 433,832,884.02 is: 650,536,383.42

Step by Step Solution

  1. Step 1: Write the proportion equation
    877,002,239.88 : 1,315,072,891.89 = 433,832,884.02 : x
  2. Step 2: Convert to fraction form
    877,002,239.88/1,315,072,891.89 = 433,832,884.02/x
  3. Step 3: Cross multiply
    877,002,239.88x = 1,315,072,891.89 × 433,832,884.02
  4. Step 4: Simplify right side
    877,002,239.88x = 570,521,865,385,160,384
  5. Step 5: Solve for x
    x = 570,521,865,385,160,384/877,002,239.88
  6. Step 6: Final answer
    x = 650,536,383.42

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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.