Home / 465,984,003.80-698,976,005.70-456,914,077.40

Finding the Fourth Proportional to 465,984,003.80, 698,976,005.70 and 456,914,077.40

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Solution

The fourth proportional to 465,984,003.80, 698,976,005.70 and 456,914,077.40 is: 685,371,116.10

Step by Step Solution

  1. Step 1: Write the proportion equation
    465,984,003.80 : 698,976,005.70 = 456,914,077.40 : x
  2. Step 2: Convert to fraction form
    465,984,003.80/698,976,005.70 = 456,914,077.40/x
  3. Step 3: Cross multiply
    465,984,003.80x = 698,976,005.70 × 456,914,077.40
  4. Step 4: Simplify right side
    465,984,003.80x = 319,371,976,769,152,640
  5. Step 5: Solve for x
    x = 319,371,976,769,152,640/465,984,003.80
  6. Step 6: Final answer
    x = 685,371,116.10

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1.5x scale

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.