Home / 111,248,300.40-166,943,309.40-65,190,080.40

Finding the Fourth Proportional to 111,248,300.40, 166,943,309.40 and 65,190,080.40

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Solution

The fourth proportional to 111,248,300.40, 166,943,309.40 and 65,190,080.40 is: 97,826,642.95

Step by Step Solution

  1. Step 1: Write the proportion equation
    111,248,300.40 : 166,943,309.40 = 65,190,080.40 : x
  2. Step 2: Convert to fraction form
    111,248,300.40/166,943,309.40 = 65,190,080.40/x
  3. Step 3: Cross multiply
    111,248,300.40x = 166,943,309.40 × 65,190,080.40
  4. Step 4: Simplify right side
    111,248,300.40x = 10,883,047,762,028,076
  5. Step 5: Solve for x
    x = 10,883,047,762,028,076/111,248,300.40
  6. Step 6: Final answer
    x = 97,826,642.95

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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.