Home / 1,769,216,457.80-2,655,525,297.90-896,802,912.20

Finding the Fourth Proportional to 1,769,216,457.80, 2,655,525,297.90 and 896,802,912.20

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Solution

The fourth proportional to 1,769,216,457.80, 2,655,525,297.90 and 896,802,912.20 is: 1,346,066,395.71

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,769,216,457.80 : 2,655,525,297.90 = 896,802,912.20 : x
  2. Step 2: Convert to fraction form
    1,769,216,457.80/2,655,525,297.90 = 896,802,912.20/x
  3. Step 3: Cross multiply
    1,769,216,457.80x = 2,655,525,297.90 × 896,802,912.20
  4. Step 4: Simplify right side
    1,769,216,457.80x = 2,381,482,820,577,492,992
  5. Step 5: Solve for x
    x = 2,381,482,820,577,492,992/1,769,216,457.80
  6. Step 6: Final answer
    x = 1,346,066,395.71

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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.