Home / 173,877,992.40-260,816,988.60-83,178,728.40

Finding the Fourth Proportional to 173,877,992.40, 260,816,988.60 and 83,178,728.40

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Solution

The fourth proportional to 173,877,992.40, 260,816,988.60 and 83,178,728.40 is: 124,768,092.60

Step by Step Solution

  1. Step 1: Write the proportion equation
    173,877,992.40 : 260,816,988.60 = 83,178,728.40 : x
  2. Step 2: Convert to fraction form
    173,877,992.40/260,816,988.60 = 83,178,728.40/x
  3. Step 3: Cross multiply
    173,877,992.40x = 260,816,988.60 × 83,178,728.40
  4. Step 4: Simplify right side
    173,877,992.40x = 21,694,425,456,865,296
  5. Step 5: Solve for x
    x = 21,694,425,456,865,296/173,877,992.40
  6. Step 6: Final answer
    x = 124,768,092.60

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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.