Home / 698,670,331,347.20-1,048,005,497,020.80-460,174,278,318.80

Finding the Fourth Proportional to 698,670,331,347.20, 1,048,005,497,020.80 and 460,174,278,318.80

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Solution

The fourth proportional to 698,670,331,347.20, 1,048,005,497,020.80 and 460,174,278,318.80 is: 690,261,417,478.20

Step by Step Solution

  1. Step 1: Write the proportion equation
    698,670,331,347.20 : 1,048,005,497,020.80 = 460,174,278,318.80 : x
  2. Step 2: Convert to fraction form
    698,670,331,347.20/1,048,005,497,020.80 = 460,174,278,318.80/x
  3. Step 3: Cross multiply
    698,670,331,347.20x = 1,048,005,497,020.80 × 460,174,278,318.80
  4. Step 4: Simplify right side
    698,670,331,347.20x = 482,265,173,265,681,947,295,744
  5. Step 5: Solve for x
    x = 482,265,173,265,681,947,295,744/698,670,331,347.20
  6. Step 6: Final answer
    x = 690,261,417,478.20

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Double scale
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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.