Home / 111,248,258.90-166,943,247.15-65,190,038.90

Finding the Fourth Proportional to 111,248,258.90, 166,943,247.15 and 65,190,038.90

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Solution

The fourth proportional to 111,248,258.90, 166,943,247.15 and 65,190,038.90 is: 97,826,580.69

Step by Step Solution

  1. Step 1: Write the proportion equation
    111,248,258.90 : 166,943,247.15 = 65,190,038.90 : x
  2. Step 2: Convert to fraction form
    111,248,258.90/166,943,247.15 = 65,190,038.90/x
  3. Step 3: Cross multiply
    111,248,258.90x = 166,943,247.15 × 65,190,038.90
  4. Step 4: Simplify right side
    111,248,258.90x = 10,883,036,775,800,814
  5. Step 5: Solve for x
    x = 10,883,036,775,800,814/111,248,258.90
  6. Step 6: Final answer
    x = 97,826,580.69

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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.