Home / 1,133,893,495.43-1,564,866,172.61-625,355,665.82

Finding the Fourth Proportional to 1,133,893,495.43, 1,564,866,172.61 and 625,355,665.82

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Solution

The fourth proportional to 1,133,893,495.43, 1,564,866,172.61 and 625,355,665.82 is: 863,042,191.56

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,133,893,495.43 : 1,564,866,172.61 = 625,355,665.82 : x
  2. Step 2: Convert to fraction form
    1,133,893,495.43/1,564,866,172.61 = 625,355,665.82/x
  3. Step 3: Cross multiply
    1,133,893,495.43x = 1,564,866,172.61 × 625,355,665.82
  4. Step 4: Simplify right side
    1,133,893,495.43x = 978,597,927,292,517,120
  5. Step 5: Solve for x
    x = 978,597,927,292,517,120/1,133,893,495.43
  6. Step 6: Final answer
    x = 863,042,191.56

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Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.