Home / 218,576,200.40-328,242,214.20-116,539,528.40

Finding the Fourth Proportional to 218,576,200.40, 328,242,214.20 and 116,539,528.40

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Solution

The fourth proportional to 218,576,200.40, 328,242,214.20 and 116,539,528.40 is: 175,010,786.97

Step by Step Solution

  1. Step 1: Write the proportion equation
    218,576,200.40 : 328,242,214.20 = 116,539,528.40 : x
  2. Step 2: Convert to fraction form
    218,576,200.40/328,242,214.20 = 116,539,528.40/x
  3. Step 3: Cross multiply
    218,576,200.40x = 328,242,214.20 × 116,539,528.40
  4. Step 4: Simplify right side
    218,576,200.40x = 38,253,192,843,839,784
  5. Step 5: Solve for x
    x = 38,253,192,843,839,784/218,576,200.40
  6. Step 6: Final answer
    x = 175,010,786.97

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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.