Home / 142,451,998.80-213,677,998.20-96,535,496.40

Finding the Fourth Proportional to 142,451,998.80, 213,677,998.20 and 96,535,496.40

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Solution

The fourth proportional to 142,451,998.80, 213,677,998.20 and 96,535,496.40 is: 144,803,244.60

Step by Step Solution

  1. Step 1: Write the proportion equation
    142,451,998.80 : 213,677,998.20 = 96,535,496.40 : x
  2. Step 2: Convert to fraction form
    142,451,998.80/213,677,998.20 = 96,535,496.40/x
  3. Step 3: Cross multiply
    142,451,998.80x = 213,677,998.20 × 96,535,496.40
  4. Step 4: Simplify right side
    142,451,998.80x = 20,627,511,625,995,308
  5. Step 5: Solve for x
    x = 20,627,511,625,995,308/142,451,998.80
  6. Step 6: Final answer
    x = 144,803,244.60

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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.