Home / 895,915,842.24-1,236,437,461.44-494,108,174.40

Finding the Fourth Proportional to 895,915,842.24, 1,236,437,461.44 and 494,108,174.40

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Solution

The fourth proportional to 895,915,842.24, 1,236,437,461.44 and 494,108,174.40 is: 681,909,871.47

Step by Step Solution

  1. Step 1: Write the proportion equation
    895,915,842.24 : 1,236,437,461.44 = 494,108,174.40 : x
  2. Step 2: Convert to fraction form
    895,915,842.24/1,236,437,461.44 = 494,108,174.40/x
  3. Step 3: Cross multiply
    895,915,842.24x = 1,236,437,461.44 × 494,108,174.40
  4. Step 4: Simplify right side
    895,915,842.24x = 610,933,856,831,888,768
  5. Step 5: Solve for x
    x = 610,933,856,831,888,768/895,915,842.24
  6. Step 6: Final answer
    x = 681,909,871.47

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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.