Home / 150,303,656.70-225,455,485.05-99,243,330.30

Finding the Fourth Proportional to 150,303,656.70, 225,455,485.05 and 99,243,330.30

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Solution

The fourth proportional to 150,303,656.70, 225,455,485.05 and 99,243,330.30 is: 148,864,995.45

Step by Step Solution

  1. Step 1: Write the proportion equation
    150,303,656.70 : 225,455,485.05 = 99,243,330.30 : x
  2. Step 2: Convert to fraction form
    150,303,656.70/225,455,485.05 = 99,243,330.30/x
  3. Step 3: Cross multiply
    150,303,656.70x = 225,455,485.05 × 99,243,330.30
  4. Step 4: Simplify right side
    150,303,656.70x = 22,374,953,170,763,864
  5. Step 5: Solve for x
    x = 22,374,953,170,763,864/150,303,656.70
  6. Step 6: Final answer
    x = 148,864,995.45

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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.