Home / 930,959,187.30-1,396,779,287.52-433,207,093.89

Finding the Fourth Proportional to 930,959,187.30, 1,396,779,287.52 and 433,207,093.89

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Solution

The fourth proportional to 930,959,187.30, 1,396,779,287.52 and 433,207,093.89 is: 649,969,090.17

Step by Step Solution

  1. Step 1: Write the proportion equation
    930,959,187.30 : 1,396,779,287.52 = 433,207,093.89 : x
  2. Step 2: Convert to fraction form
    930,959,187.30/1,396,779,287.52 = 433,207,093.89/x
  3. Step 3: Cross multiply
    930,959,187.30x = 1,396,779,287.52 × 433,207,093.89
  4. Step 4: Simplify right side
    930,959,187.30x = 605,094,695,952,283,904
  5. Step 5: Solve for x
    x = 605,094,695,952,283,904/930,959,187.30
  6. Step 6: Final answer
    x = 649,969,090.17

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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.