Home / 130,848,000.80-196,272,001.20-129,952,205.60

Finding the Fourth Proportional to 130,848,000.80, 196,272,001.20 and 129,952,205.60

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Solution

The fourth proportional to 130,848,000.80, 196,272,001.20 and 129,952,205.60 is: 194,928,308.40

Step by Step Solution

  1. Step 1: Write the proportion equation
    130,848,000.80 : 196,272,001.20 = 129,952,205.60 : x
  2. Step 2: Convert to fraction form
    130,848,000.80/196,272,001.20 = 129,952,205.60/x
  3. Step 3: Cross multiply
    130,848,000.80x = 196,272,001.20 × 129,952,205.60
  4. Step 4: Simplify right side
    130,848,000.80x = 25,505,979,453,465,844
  5. Step 5: Solve for x
    x = 25,505,979,453,465,844/130,848,000.80
  6. Step 6: Final answer
    x = 194,928,308.40

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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.