Home / 869,107,260-1,202,526,286.38-757,830,141.48

Finding the Fourth Proportional to 869,107,260, 1,202,526,286.38 and 757,830,141.48

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Solution

The fourth proportional to 869,107,260, 1,202,526,286.38 and 757,830,141.48 is: 1,048,559,490.51

Step by Step Solution

  1. Step 1: Write the proportion equation
    869,107,260 : 1,202,526,286.38 = 757,830,141.48 : x
  2. Step 2: Convert to fraction form
    869,107,260/1,202,526,286.38 = 757,830,141.48/x
  3. Step 3: Cross multiply
    869,107,260x = 1,202,526,286.38 × 757,830,141.48
  4. Step 4: Simplify right side
    869,107,260x = 911,310,665,740,774,528
  5. Step 5: Solve for x
    x = 911,310,665,740,774,528/869,107,260
  6. Step 6: Final answer
    x = 1,048,559,490.51

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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.