Home / 1,264,256,350,085.30-1,744,669,363,892.30-686,192,867,344.50

Finding the Fourth Proportional to 1,264,256,350,085.30, 1,744,669,363,892.30 and 686,192,867,344.50

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Solution

The fourth proportional to 1,264,256,350,085.30, 1,744,669,363,892.30 and 686,192,867,344.50 is: 946,943,769,194.11

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,264,256,350,085.30 : 1,744,669,363,892.30 = 686,192,867,344.50 : x
  2. Step 2: Convert to fraction form
    1,264,256,350,085.30/1,744,669,363,892.30 = 686,192,867,344.50/x
  3. Step 3: Cross multiply
    1,264,256,350,085.30x = 1,744,669,363,892.30 × 686,192,867,344.50
  4. Step 4: Simplify right side
    1,264,256,350,085.30x = 1,197,179,673,377,362,220,679,168
  5. Step 5: Solve for x
    x = 1,197,179,673,377,362,220,679,168/1,264,256,350,085.30
  6. Step 6: Final answer
    x = 946,943,769,194.11

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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.