Home / 83,748,140.40-125,626,147.20-26,242,287.60

Finding the Fourth Proportional to 83,748,140.40, 125,626,147.20 and 26,242,287.60

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Solution

The fourth proportional to 83,748,140.40, 125,626,147.20 and 26,242,287.60 is: 39,364,664.92

Step by Step Solution

  1. Step 1: Write the proportion equation
    83,748,140.40 : 125,626,147.20 = 26,242,287.60 : x
  2. Step 2: Convert to fraction form
    83,748,140.40/125,626,147.20 = 26,242,287.60/x
  3. Step 3: Cross multiply
    83,748,140.40x = 125,626,147.20 × 26,242,287.60
  4. Step 4: Simplify right side
    83,748,140.40x = 3,296,717,484,902,335
  5. Step 5: Solve for x
    x = 3,296,717,484,902,335/83,748,140.40
  6. Step 6: Final answer
    x = 39,364,664.92

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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.