Home / 465,984,010.80-698,976,016.20-456,914,084.40

Finding the Fourth Proportional to 465,984,010.80, 698,976,016.20 and 456,914,084.40

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Solution

The fourth proportional to 465,984,010.80, 698,976,016.20 and 456,914,084.40 is: 685,371,126.60

Step by Step Solution

  1. Step 1: Write the proportion equation
    465,984,010.80 : 698,976,016.20 = 456,914,084.40 : x
  2. Step 2: Convert to fraction form
    465,984,010.80/698,976,016.20 = 456,914,084.40/x
  3. Step 3: Cross multiply
    465,984,010.80x = 698,976,016.20 × 456,914,084.40
  4. Step 4: Simplify right side
    465,984,010.80x = 319,371,986,459,582,592
  5. Step 5: Solve for x
    x = 319,371,986,459,582,592/465,984,010.80
  6. Step 6: Final answer
    x = 685,371,126.60

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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.