Home / 1,264,837,098,149-1,745,475,195,446.30-723,513,819,893.78

Finding the Fourth Proportional to 1,264,837,098,149, 1,745,475,195,446.30 and 723,513,819,893.78

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Solution

The fourth proportional to 1,264,837,098,149, 1,745,475,195,446.30 and 723,513,819,893.78 is: 998,449,071,453.81

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,264,837,098,149 : 1,745,475,195,446.30 = 723,513,819,893.78 : x
  2. Step 2: Convert to fraction form
    1,264,837,098,149/1,745,475,195,446.30 = 723,513,819,893.78/x
  3. Step 3: Cross multiply
    1,264,837,098,149x = 1,745,475,195,446.30 × 723,513,819,893.78
  4. Step 4: Simplify right side
    1,264,837,098,149x = 1,262,875,426,187,194,843,267,072
  5. Step 5: Solve for x
    x = 1,262,875,426,187,194,843,267,072/1,264,837,098,149
  6. Step 6: Final answer
    x = 998,449,071,453.81

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Double scale
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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.