Home / 85,842,590.04-118,489,447.71-68,232,739.83

Finding the Fourth Proportional to 85,842,590.04, 118,489,447.71 and 68,232,739.83

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Solution

The fourth proportional to 85,842,590.04, 118,489,447.71 and 68,232,739.83 is: 94,182,382.60

Step by Step Solution

  1. Step 1: Write the proportion equation
    85,842,590.04 : 118,489,447.71 = 68,232,739.83 : x
  2. Step 2: Convert to fraction form
    85,842,590.04/118,489,447.71 = 68,232,739.83/x
  3. Step 3: Cross multiply
    85,842,590.04x = 118,489,447.71 × 68,232,739.83
  4. Step 4: Simplify right side
    85,842,590.04x = 8,084,859,658,196,819
  5. Step 5: Solve for x
    x = 8,084,859,658,196,819/85,842,590.04
  6. Step 6: Final answer
    x = 94,182,382.60

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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.