Home / 850,996,671.96-1,276,882,864.56-436,764,384.75

Finding the Fourth Proportional to 850,996,671.96, 1,276,882,864.56 and 436,764,384.75

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Solution

The fourth proportional to 850,996,671.96, 1,276,882,864.56 and 436,764,384.75 is: 655,345,640.13

Step by Step Solution

  1. Step 1: Write the proportion equation
    850,996,671.96 : 1,276,882,864.56 = 436,764,384.75 : x
  2. Step 2: Convert to fraction form
    850,996,671.96/1,276,882,864.56 = 436,764,384.75/x
  3. Step 3: Cross multiply
    850,996,671.96x = 1,276,882,864.56 × 436,764,384.75
  4. Step 4: Simplify right side
    850,996,671.96x = 557,696,958,737,365,952
  5. Step 5: Solve for x
    x = 557,696,958,737,365,952/850,996,671.96
  6. Step 6: Final answer
    x = 655,345,640.13

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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.