Home / 110,988,001.20-166,482,001.80-103,429,729.20

Finding the Fourth Proportional to 110,988,001.20, 166,482,001.80 and 103,429,729.20

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Solution

The fourth proportional to 110,988,001.20, 166,482,001.80 and 103,429,729.20 is: 155,144,593.80

Step by Step Solution

  1. Step 1: Write the proportion equation
    110,988,001.20 : 166,482,001.80 = 103,429,729.20 : x
  2. Step 2: Convert to fraction form
    110,988,001.20/166,482,001.80 = 103,429,729.20/x
  3. Step 3: Cross multiply
    110,988,001.20x = 166,482,001.80 × 103,429,729.20
  4. Step 4: Simplify right side
    110,988,001.20x = 17,219,188,362,847,914
  5. Step 5: Solve for x
    x = 17,219,188,362,847,914/110,988,001.20
  6. Step 6: Final answer
    x = 155,144,593.80

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1.5x scale

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.