Home / 692,717,566.16-955,587,813.54-428,315,039.84

Finding the Fourth Proportional to 692,717,566.16, 955,587,813.54 and 428,315,039.84

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Solution

The fourth proportional to 692,717,566.16, 955,587,813.54 and 428,315,039.84 is: 590,850,661.83

Step by Step Solution

  1. Step 1: Write the proportion equation
    692,717,566.16 : 955,587,813.54 = 428,315,039.84 : x
  2. Step 2: Convert to fraction form
    692,717,566.16/955,587,813.54 = 428,315,039.84/x
  3. Step 3: Cross multiply
    692,717,566.16x = 955,587,813.54 × 428,315,039.84
  4. Step 4: Simplify right side
    692,717,566.16x = 409,292,632,427,003,520
  5. Step 5: Solve for x
    x = 409,292,632,427,003,520/692,717,566.16
  6. Step 6: Final answer
    x = 590,850,661.83

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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.