Home / 77,113,303.92-115,596,442.92-25,969,004.40

Finding the Fourth Proportional to 77,113,303.92, 115,596,442.92 and 25,969,004.40

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Solution

The fourth proportional to 77,113,303.92, 115,596,442.92 and 25,969,004.40 is: 38,928,750.06

Step by Step Solution

  1. Step 1: Write the proportion equation
    77,113,303.92 : 115,596,442.92 = 25,969,004.40 : x
  2. Step 2: Convert to fraction form
    77,113,303.92/115,596,442.92 = 25,969,004.40/x
  3. Step 3: Cross multiply
    77,113,303.92x = 115,596,442.92 × 25,969,004.40
  4. Step 4: Simplify right side
    77,113,303.92x = 3,001,924,534,813,828.50
  5. Step 5: Solve for x
    x = 3,001,924,534,813,828.50/77,113,303.92
  6. Step 6: Final answer
    x = 38,928,750.06

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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.