Home / 955,448,614,014.17-1,318,519,036,913.90-515,985,955,950.25

Finding the Fourth Proportional to 955,448,614,014.17, 1,318,519,036,913.90 and 515,985,955,950.25

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Solution

The fourth proportional to 955,448,614,014.17, 1,318,519,036,913.90 and 515,985,955,950.25 is: 712,060,591,979.19

Step by Step Solution

  1. Step 1: Write the proportion equation
    955,448,614,014.17 : 1,318,519,036,913.90 = 515,985,955,950.25 : x
  2. Step 2: Convert to fraction form
    955,448,614,014.17/1,318,519,036,913.90 = 515,985,955,950.25/x
  3. Step 3: Cross multiply
    955,448,614,014.17x = 1,318,519,036,913.90 × 515,985,955,950.25
  4. Step 4: Simplify right side
    955,448,614,014.17x = 680,337,305,700,621,571,063,808
  5. Step 5: Solve for x
    x = 680,337,305,700,621,571,063,808/955,448,614,014.17
  6. Step 6: Final answer
    x = 712,060,591,979.19

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Double scale
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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.