Home / 873,808,247.28-1,205,892,039-502,530,573.36

Finding the Fourth Proportional to 873,808,247.28, 1,205,892,039 and 502,530,573.36

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Solution

The fourth proportional to 873,808,247.28, 1,205,892,039 and 502,530,573.36 is: 693,513,273.26

Step by Step Solution

  1. Step 1: Write the proportion equation
    873,808,247.28 : 1,205,892,039 = 502,530,573.36 : x
  2. Step 2: Convert to fraction form
    873,808,247.28/1,205,892,039 = 502,530,573.36/x
  3. Step 3: Cross multiply
    873,808,247.28x = 1,205,892,039 × 502,530,573.36
  4. Step 4: Simplify right side
    873,808,247.28x = 605,997,617,768,929,536
  5. Step 5: Solve for x
    x = 605,997,617,768,929,536/873,808,247.28
  6. Step 6: Final answer
    x = 693,513,273.26

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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.