Home / 539,326,774.80-808,990,162.20-533,952,003.60

Finding the Fourth Proportional to 539,326,774.80, 808,990,162.20 and 533,952,003.60

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Solution

The fourth proportional to 539,326,774.80, 808,990,162.20 and 533,952,003.60 is: 800,928,005.40

Step by Step Solution

  1. Step 1: Write the proportion equation
    539,326,774.80 : 808,990,162.20 = 533,952,003.60 : x
  2. Step 2: Convert to fraction form
    539,326,774.80/808,990,162.20 = 533,952,003.60/x
  3. Step 3: Cross multiply
    539,326,774.80x = 808,990,162.20 × 533,952,003.60
  4. Step 4: Simplify right side
    539,326,774.80x = 431,961,917,999,379,008
  5. Step 5: Solve for x
    x = 431,961,917,999,379,008/539,326,774.80
  6. Step 6: Final answer
    x = 800,928,005.40

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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.