Home / 108,927,791.04-163,403,643.84-54,354,112.32

Finding the Fourth Proportional to 108,927,791.04, 163,403,643.84 and 54,354,112.32

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Solution

The fourth proportional to 108,927,791.04, 163,403,643.84 and 54,354,112.32 is: 81,537,135.07

Step by Step Solution

  1. Step 1: Write the proportion equation
    108,927,791.04 : 163,403,643.84 = 54,354,112.32 : x
  2. Step 2: Convert to fraction form
    108,927,791.04/163,403,643.84 = 54,354,112.32/x
  3. Step 3: Cross multiply
    108,927,791.04x = 163,403,643.84 × 54,354,112.32
  4. Step 4: Simplify right side
    108,927,791.04x = 8,881,660,010,776,636
  5. Step 5: Solve for x
    x = 8,881,660,010,776,636/108,927,791.04
  6. Step 6: Final answer
    x = 81,537,135.07

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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.