Home / 83,748,392.40-125,626,525.20-26,242,539.60

Finding the Fourth Proportional to 83,748,392.40, 125,626,525.20 and 26,242,539.60

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Solution

The fourth proportional to 83,748,392.40, 125,626,525.20 and 26,242,539.60 is: 39,365,042.93

Step by Step Solution

  1. Step 1: Write the proportion equation
    83,748,392.40 : 125,626,525.20 = 26,242,539.60 : x
  2. Step 2: Convert to fraction form
    83,748,392.40/125,626,525.20 = 26,242,539.60/x
  3. Step 3: Cross multiply
    83,748,392.40x = 125,626,525.20 × 26,242,539.60
  4. Step 4: Simplify right side
    83,748,392.40x = 3,296,759,062,371,398
  5. Step 5: Solve for x
    x = 3,296,759,062,371,398/83,748,392.40
  6. Step 6: Final answer
    x = 39,365,042.93

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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.