Home / 1,570,970,201.80-2,357,029,908.40-731,013,544.88

Finding the Fourth Proportional to 1,570,970,201.80, 2,357,029,908.40 and 731,013,544.88

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Solution

The fourth proportional to 1,570,970,201.80, 2,357,029,908.40 and 731,013,544.88 is: 1,096,787,696.39

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,570,970,201.80 : 2,357,029,908.40 = 731,013,544.88 : x
  2. Step 2: Convert to fraction form
    1,570,970,201.80/2,357,029,908.40 = 731,013,544.88/x
  3. Step 3: Cross multiply
    1,570,970,201.80x = 2,357,029,908.40 × 731,013,544.88
  4. Step 4: Simplify right side
    1,570,970,201.80x = 1,723,020,788,722,160,896
  5. Step 5: Solve for x
    x = 1,723,020,788,722,160,896/1,570,970,201.80
  6. Step 6: Final answer
    x = 1,096,787,696.39

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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.