Home / 101,118,082.80-151,420,516.20-55,628,482.80

Finding the Fourth Proportional to 101,118,082.80, 151,420,516.20 and 55,628,482.80

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Solution

The fourth proportional to 101,118,082.80, 151,420,516.20 and 55,628,482.80 is: 83,301,555.45

Step by Step Solution

  1. Step 1: Write the proportion equation
    101,118,082.80 : 151,420,516.20 = 55,628,482.80 : x
  2. Step 2: Convert to fraction form
    101,118,082.80/151,420,516.20 = 55,628,482.80/x
  3. Step 3: Cross multiply
    101,118,082.80x = 151,420,516.20 × 55,628,482.80
  4. Step 4: Simplify right side
    101,118,082.80x = 8,423,293,580,998,820
  5. Step 5: Solve for x
    x = 8,423,293,580,998,820/101,118,082.80
  6. Step 6: Final answer
    x = 83,301,555.45

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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.