Home / 68,883,615.40-103,325,423.10-57,630,188.20

Finding the Fourth Proportional to 68,883,615.40, 103,325,423.10 and 57,630,188.20

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Solution

The fourth proportional to 68,883,615.40, 103,325,423.10 and 57,630,188.20 is: 86,445,282.30

Step by Step Solution

  1. Step 1: Write the proportion equation
    68,883,615.40 : 103,325,423.10 = 57,630,188.20 : x
  2. Step 2: Convert to fraction form
    68,883,615.40/103,325,423.10 = 57,630,188.20/x
  3. Step 3: Cross multiply
    68,883,615.40x = 103,325,423.10 × 57,630,188.20
  4. Step 4: Simplify right side
    68,883,615.40x = 5,954,663,579,097,627
  5. Step 5: Solve for x
    x = 5,954,663,579,097,627/68,883,615.40
  6. Step 6: Final answer
    x = 86,445,282.30

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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.