Home / 807,039,123.60-1,208,007,768.60-577,456,611.60

Finding the Fourth Proportional to 807,039,123.60, 1,208,007,768.60 and 577,456,611.60

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Solution

The fourth proportional to 807,039,123.60, 1,208,007,768.60 and 577,456,611.60 is: 864,359,672.84

Step by Step Solution

  1. Step 1: Write the proportion equation
    807,039,123.60 : 1,208,007,768.60 = 577,456,611.60 : x
  2. Step 2: Convert to fraction form
    807,039,123.60/1,208,007,768.60 = 577,456,611.60/x
  3. Step 3: Cross multiply
    807,039,123.60x = 1,208,007,768.60 × 577,456,611.60
  4. Step 4: Simplify right side
    807,039,123.60x = 697,572,072,842,232,832
  5. Step 5: Solve for x
    x = 697,572,072,842,232,832/807,039,123.60
  6. Step 6: Final answer
    x = 864,359,672.84

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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.