Home / 65,490,458.80-98,235,979.80-16,964,865.40

Finding the Fourth Proportional to 65,490,458.80, 98,235,979.80 and 16,964,865.40

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Solution

The fourth proportional to 65,490,458.80, 98,235,979.80 and 16,964,865.40 is: 25,447,373.64

Step by Step Solution

  1. Step 1: Write the proportion equation
    65,490,458.80 : 98,235,979.80 = 16,964,865.40 : x
  2. Step 2: Convert to fraction form
    65,490,458.80/98,235,979.80 = 16,964,865.40/x
  3. Step 3: Cross multiply
    65,490,458.80x = 98,235,979.80 × 16,964,865.40
  4. Step 4: Simplify right side
    65,490,458.80x = 1,666,560,174,744,118.75
  5. Step 5: Solve for x
    x = 1,666,560,174,744,118.75/65,490,458.80
  6. Step 6: Final answer
    x = 25,447,373.64

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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.