Home / 1,685,902,765,910-2,528,555,218,707.90-766,756,813,877

Finding the Fourth Proportional to 1,685,902,765,910, 2,528,555,218,707.90 and 766,756,813,877

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Solution

The fourth proportional to 1,685,902,765,910, 2,528,555,218,707.90 and 766,756,813,877 is: 1,149,999,265,919.72

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,685,902,765,910 : 2,528,555,218,707.90 = 766,756,813,877 : x
  2. Step 2: Convert to fraction form
    1,685,902,765,910/2,528,555,218,707.90 = 766,756,813,877/x
  3. Step 3: Cross multiply
    1,685,902,765,910x = 2,528,555,218,707.90 × 766,756,813,877
  4. Step 4: Simplify right side
    1,685,902,765,910x = 1,938,786,943,208,530,334,711,808
  5. Step 5: Solve for x
    x = 1,938,786,943,208,530,334,711,808/1,685,902,765,910
  6. Step 6: Final answer
    x = 1,149,999,265,919.72

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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.