Home / 675,253,984.56-931,830,478.56-373,852,724.52

Finding the Fourth Proportional to 675,253,984.56, 931,830,478.56 and 373,852,724.52

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Solution

The fourth proportional to 675,253,984.56, 931,830,478.56 and 373,852,724.52 is: 515,905,675.74

Step by Step Solution

  1. Step 1: Write the proportion equation
    675,253,984.56 : 931,830,478.56 = 373,852,724.52 : x
  2. Step 2: Convert to fraction form
    675,253,984.56/931,830,478.56 = 373,852,724.52/x
  3. Step 3: Cross multiply
    675,253,984.56x = 931,830,478.56 × 373,852,724.52
  4. Step 4: Simplify right side
    675,253,984.56x = 348,367,363,200,431,424
  5. Step 5: Solve for x
    x = 348,367,363,200,431,424/675,253,984.56
  6. Step 6: Final answer
    x = 515,905,675.74

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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.