Home / 1,439,877,730.60-2,159,816,601.22-404,738,611.56

Finding the Fourth Proportional to 1,439,877,730.60, 2,159,816,601.22 and 404,738,611.56

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Solution

The fourth proportional to 1,439,877,730.60, 2,159,816,601.22 and 404,738,611.56 is: 607,107,918.84

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,439,877,730.60 : 2,159,816,601.22 = 404,738,611.56 : x
  2. Step 2: Convert to fraction form
    1,439,877,730.60/2,159,816,601.22 = 404,738,611.56/x
  3. Step 3: Cross multiply
    1,439,877,730.60x = 2,159,816,601.22 × 404,738,611.56
  4. Step 4: Simplify right side
    1,439,877,730.60x = 874,161,172,402,020,864
  5. Step 5: Solve for x
    x = 874,161,172,402,020,864/1,439,877,730.60
  6. Step 6: Final answer
    x = 607,107,918.84

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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.