Home / 1,685,902,765,909.50-2,528,555,218,707.20-766,756,813,876.50

Finding the Fourth Proportional to 1,685,902,765,909.50, 2,528,555,218,707.20 and 766,756,813,876.50

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Solution

The fourth proportional to 1,685,902,765,909.50, 2,528,555,218,707.20 and 766,756,813,876.50 is: 1,149,999,265,919.00

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,685,902,765,909.50 : 2,528,555,218,707.20 = 766,756,813,876.50 : x
  2. Step 2: Convert to fraction form
    1,685,902,765,909.50/2,528,555,218,707.20 = 766,756,813,876.50/x
  3. Step 3: Cross multiply
    1,685,902,765,909.50x = 2,528,555,218,707.20 × 766,756,813,876.50
  4. Step 4: Simplify right side
    1,685,902,765,909.50x = 1,938,786,943,206,729,401,237,504
  5. Step 5: Solve for x
    x = 1,938,786,943,206,729,401,237,504/1,685,902,765,909.50
  6. Step 6: Final answer
    x = 1,149,999,265,919.00

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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.