Home / 903,753,782.58-1,247,111,774.94-507,200,184.75

Finding the Fourth Proportional to 903,753,782.58, 1,247,111,774.94 and 507,200,184.75

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Solution

The fourth proportional to 903,753,782.58, 1,247,111,774.94 and 507,200,184.75 is: 699,897,842.58

Step by Step Solution

  1. Step 1: Write the proportion equation
    903,753,782.58 : 1,247,111,774.94 = 507,200,184.75 : x
  2. Step 2: Convert to fraction form
    903,753,782.58/1,247,111,774.94 = 507,200,184.75/x
  3. Step 3: Cross multiply
    903,753,782.58x = 1,247,111,774.94 × 507,200,184.75
  4. Step 4: Simplify right side
    903,753,782.58x = 632,535,322,653,468,416
  5. Step 5: Solve for x
    x = 632,535,322,653,468,416/903,753,782.58
  6. Step 6: Final answer
    x = 699,897,842.58

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Double scale
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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.