Home / 708,588,727.20-1,062,883,090.80-364,214,959.20

Finding the Fourth Proportional to 708,588,727.20, 1,062,883,090.80 and 364,214,959.20

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Solution

The fourth proportional to 708,588,727.20, 1,062,883,090.80 and 364,214,959.20 is: 546,322,438.80

Step by Step Solution

  1. Step 1: Write the proportion equation
    708,588,727.20 : 1,062,883,090.80 = 364,214,959.20 : x
  2. Step 2: Convert to fraction form
    708,588,727.20/1,062,883,090.80 = 364,214,959.20/x
  3. Step 3: Cross multiply
    708,588,727.20x = 1,062,883,090.80 × 364,214,959.20
  4. Step 4: Simplify right side
    708,588,727.20x = 387,117,921,550,091,840
  5. Step 5: Solve for x
    x = 387,117,921,550,091,840/708,588,727.20
  6. Step 6: Final answer
    x = 546,322,438.80

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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.