Home / 955,448,599,379.55-1,318,519,016,711.70-515,985,941,319.50

Finding the Fourth Proportional to 955,448,599,379.55, 1,318,519,016,711.70 and 515,985,941,319.50

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Solution

The fourth proportional to 955,448,599,379.55, 1,318,519,016,711.70 and 515,985,941,319.50 is: 712,060,571,785.28

Step by Step Solution

  1. Step 1: Write the proportion equation
    955,448,599,379.55 : 1,318,519,016,711.70 = 515,985,941,319.50 : x
  2. Step 2: Convert to fraction form
    955,448,599,379.55/1,318,519,016,711.70 = 515,985,941,319.50/x
  3. Step 3: Cross multiply
    955,448,599,379.55x = 1,318,519,016,711.70 × 515,985,941,319.50
  4. Step 4: Simplify right side
    955,448,599,379.55x = 680,337,275,985,648,070,688,768
  5. Step 5: Solve for x
    x = 680,337,275,985,648,070,688,768/955,448,599,379.55
  6. Step 6: Final answer
    x = 712,060,571,785.28

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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.