Home / 74,924,303.20-112,470,435.60-57,960,181.60

Finding the Fourth Proportional to 74,924,303.20, 112,470,435.60 and 57,960,181.60

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Solution

The fourth proportional to 74,924,303.20, 112,470,435.60 and 57,960,181.60 is: 87,005,238.54

Step by Step Solution

  1. Step 1: Write the proportion equation
    74,924,303.20 : 112,470,435.60 = 57,960,181.60 : x
  2. Step 2: Convert to fraction form
    74,924,303.20/112,470,435.60 = 57,960,181.60/x
  3. Step 3: Cross multiply
    74,924,303.20x = 112,470,435.60 × 57,960,181.60
  4. Step 4: Simplify right side
    74,924,303.20x = 6,518,806,872,007,105
  5. Step 5: Solve for x
    x = 6,518,806,872,007,105/74,924,303.20
  6. Step 6: Final answer
    x = 87,005,238.54

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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.