Home / 965,349,114.90-1,448,023,672.35-319,116,858.90

Finding the Fourth Proportional to 965,349,114.90, 1,448,023,672.35 and 319,116,858.90

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Solution

The fourth proportional to 965,349,114.90, 1,448,023,672.35 and 319,116,858.90 is: 478,675,288.35

Step by Step Solution

  1. Step 1: Write the proportion equation
    965,349,114.90 : 1,448,023,672.35 = 319,116,858.90 : x
  2. Step 2: Convert to fraction form
    965,349,114.90/1,448,023,672.35 = 319,116,858.90/x
  3. Step 3: Cross multiply
    965,349,114.90x = 1,448,023,672.35 × 319,116,858.90
  4. Step 4: Simplify right side
    965,349,114.90x = 462,088,765,933,174,720
  5. Step 5: Solve for x
    x = 462,088,765,933,174,720/965,349,114.90
  6. Step 6: Final answer
    x = 478,675,288.35

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Double scale
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Similar ratio
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Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.