Home / 2,765,821,445.03-3,814,421,430.53-1,960,455,972.22

Finding the Fourth Proportional to 2,765,821,445.03, 3,814,421,430.53 and 1,960,455,972.22

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Solution

The fourth proportional to 2,765,821,445.03, 3,814,421,430.53 and 1,960,455,972.22 is: 2,703,719,463.70

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,765,821,445.03 : 3,814,421,430.53 = 1,960,455,972.22 : x
  2. Step 2: Convert to fraction form
    2,765,821,445.03/3,814,421,430.53 = 1,960,455,972.22/x
  3. Step 3: Cross multiply
    2,765,821,445.03x = 3,814,421,430.53 × 1,960,455,972.22
  4. Step 4: Simplify right side
    2,765,821,445.03x = 7,478,005,274,041,859,072
  5. Step 5: Solve for x
    x = 7,478,005,274,041,859,072/2,765,821,445.03
  6. Step 6: Final answer
    x = 2,703,719,463.70

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Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.