Home / 930,959,193.31-1,396,779,296.54-433,207,099.89

Finding the Fourth Proportional to 930,959,193.31, 1,396,779,296.54 and 433,207,099.89

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Solution

The fourth proportional to 930,959,193.31, 1,396,779,296.54 and 433,207,099.89 is: 649,969,099.17

Step by Step Solution

  1. Step 1: Write the proportion equation
    930,959,193.31 : 1,396,779,296.54 = 433,207,099.89 : x
  2. Step 2: Convert to fraction form
    930,959,193.31/1,396,779,296.54 = 433,207,099.89/x
  3. Step 3: Cross multiply
    930,959,193.31x = 1,396,779,296.54 × 433,207,099.89
  4. Step 4: Simplify right side
    930,959,193.31x = 605,094,708,238,321,664
  5. Step 5: Solve for x
    x = 605,094,708,238,321,664/930,959,193.31
  6. Step 6: Final answer
    x = 649,969,099.17

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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.