Home / 2,870,975,145.31-3,962,682,859.40-1,869,887,333.32

Finding the Fourth Proportional to 2,870,975,145.31, 3,962,682,859.40 and 1,869,887,333.32

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Solution

The fourth proportional to 2,870,975,145.31, 3,962,682,859.40 and 1,869,887,333.32 is: 2,580,924,637.00

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,870,975,145.31 : 3,962,682,859.40 = 1,869,887,333.32 : x
  2. Step 2: Convert to fraction form
    2,870,975,145.31/3,962,682,859.40 = 1,869,887,333.32/x
  3. Step 3: Cross multiply
    2,870,975,145.31x = 3,962,682,859.40 × 1,869,887,333.32
  4. Step 4: Simplify right side
    2,870,975,145.31x = 7,409,770,484,746,988,544
  5. Step 5: Solve for x
    x = 7,409,770,484,746,988,544/2,870,975,145.31
  6. Step 6: Final answer
    x = 2,580,924,637.00

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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.