Home / 260,707,203.60-391,108,044.60-130,988,360.40

Finding the Fourth Proportional to 260,707,203.60, 391,108,044.60 and 130,988,360.40

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Solution

The fourth proportional to 260,707,203.60, 391,108,044.60 and 130,988,360.40 is: 196,506,275.22

Step by Step Solution

  1. Step 1: Write the proportion equation
    260,707,203.60 : 391,108,044.60 = 130,988,360.40 : x
  2. Step 2: Convert to fraction form
    260,707,203.60/391,108,044.60 = 130,988,360.40/x
  3. Step 3: Cross multiply
    260,707,203.60x = 391,108,044.60 × 130,988,360.40
  4. Step 4: Simplify right side
    260,707,203.60x = 51,230,601,501,404,080
  5. Step 5: Solve for x
    x = 51,230,601,501,404,080/260,707,203.60
  6. Step 6: Final answer
    x = 196,506,275.22

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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.