Home / 85,775,188.32-118,370,674.05-46,616,967.09

Finding the Fourth Proportional to 85,775,188.32, 118,370,674.05 and 46,616,967.09

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Solution

The fourth proportional to 85,775,188.32, 118,370,674.05 and 46,616,967.09 is: 64,331,911.42

Step by Step Solution

  1. Step 1: Write the proportion equation
    85,775,188.32 : 118,370,674.05 = 46,616,967.09 : x
  2. Step 2: Convert to fraction form
    85,775,188.32/118,370,674.05 = 46,616,967.09/x
  3. Step 3: Cross multiply
    85,775,188.32x = 118,370,674.05 × 46,616,967.09
  4. Step 4: Simplify right side
    85,775,188.32x = 5,518,081,816,609,967
  5. Step 5: Solve for x
    x = 5,518,081,816,609,967/85,775,188.32
  6. Step 6: Final answer
    x = 64,331,911.42

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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.