Home / 645,798,732,224.04-891,202,608,034.46-348,826,517,134.56

Finding the Fourth Proportional to 645,798,732,224.04, 891,202,608,034.46 and 348,826,517,134.56

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Solution

The fourth proportional to 645,798,732,224.04, 891,202,608,034.46 and 348,826,517,134.56 is: 481,380,786,783.66

Step by Step Solution

  1. Step 1: Write the proportion equation
    645,798,732,224.04 : 891,202,608,034.46 = 348,826,517,134.56 : x
  2. Step 2: Convert to fraction form
    645,798,732,224.04/891,202,608,034.46 = 348,826,517,134.56/x
  3. Step 3: Cross multiply
    645,798,732,224.04x = 891,202,608,034.46 × 348,826,517,134.56
  4. Step 4: Simplify right side
    645,798,732,224.04x = 310,875,101,821,897,107,570,688
  5. Step 5: Solve for x
    x = 310,875,101,821,897,107,570,688/645,798,732,224.04
  6. Step 6: Final answer
    x = 481,380,786,783.66

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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.