Home / 956,856,004.20-1,435,955,852.70-411,988,573.80

Finding the Fourth Proportional to 956,856,004.20, 1,435,955,852.70 and 411,988,573.80

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Solution

The fourth proportional to 956,856,004.20, 1,435,955,852.70 and 411,988,573.80 is: 618,272,134.15

Step by Step Solution

  1. Step 1: Write the proportion equation
    956,856,004.20 : 1,435,955,852.70 = 411,988,573.80 : x
  2. Step 2: Convert to fraction form
    956,856,004.20/1,435,955,852.70 = 411,988,573.80/x
  3. Step 3: Cross multiply
    956,856,004.20x = 1,435,955,852.70 × 411,988,573.80
  4. Step 4: Simplify right side
    956,856,004.20x = 591,597,403,793,635,968
  5. Step 5: Solve for x
    x = 591,597,403,793,635,968/956,856,004.20
  6. Step 6: Final answer
    x = 618,272,134.15

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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.