Home / 679,666,527.53-937,889,104.09-382,251,309.27

Finding the Fourth Proportional to 679,666,527.53, 937,889,104.09 and 382,251,309.27

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Solution

The fourth proportional to 679,666,527.53, 937,889,104.09 and 382,251,309.27 is: 527,478,290.40

Step by Step Solution

  1. Step 1: Write the proportion equation
    679,666,527.53 : 937,889,104.09 = 382,251,309.27 : x
  2. Step 2: Convert to fraction form
    679,666,527.53/937,889,104.09 = 382,251,309.27/x
  3. Step 3: Cross multiply
    679,666,527.53x = 937,889,104.09 × 382,251,309.27
  4. Step 4: Simplify right side
    679,666,527.53x = 358,509,337,983,287,296
  5. Step 5: Solve for x
    x = 358,509,337,983,287,296/679,666,527.53
  6. Step 6: Final answer
    x = 527,478,290.40

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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.