Home / 101,088,001.20-151,632,001.80-67,047,783.60

Finding the Fourth Proportional to 101,088,001.20, 151,632,001.80 and 67,047,783.60

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Solution

The fourth proportional to 101,088,001.20, 151,632,001.80 and 67,047,783.60 is: 100,571,675.40

Step by Step Solution

  1. Step 1: Write the proportion equation
    101,088,001.20 : 151,632,001.80 = 67,047,783.60 : x
  2. Step 2: Convert to fraction form
    101,088,001.20/151,632,001.80 = 67,047,783.60/x
  3. Step 3: Cross multiply
    101,088,001.20x = 151,632,001.80 × 67,047,783.60
  4. Step 4: Simplify right side
    101,088,001.20x = 10,166,589,643,521,212
  5. Step 5: Solve for x
    x = 10,166,589,643,521,212/101,088,001.20
  6. Step 6: Final answer
    x = 100,571,675.40

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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.