Home / 101,088,131.20-151,632,196.80-97,120,038.40

Finding the Fourth Proportional to 101,088,131.20, 151,632,196.80 and 97,120,038.40

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Solution

The fourth proportional to 101,088,131.20, 151,632,196.80 and 97,120,038.40 is: 145,680,057.60

Step by Step Solution

  1. Step 1: Write the proportion equation
    101,088,131.20 : 151,632,196.80 = 97,120,038.40 : x
  2. Step 2: Convert to fraction form
    101,088,131.20/151,632,196.80 = 97,120,038.40/x
  3. Step 3: Cross multiply
    101,088,131.20x = 151,632,196.80 × 97,120,038.40
  4. Step 4: Simplify right side
    101,088,131.20x = 14,726,524,775,892,360
  5. Step 5: Solve for x
    x = 14,726,524,775,892,360/101,088,131.20
  6. Step 6: Final answer
    x = 145,680,057.60

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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.