Home / 1,584,915,637.60-2,187,385,361.12-958,388,549.28

Finding the Fourth Proportional to 1,584,915,637.60, 2,187,385,361.12 and 958,388,549.28

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Solution

The fourth proportional to 1,584,915,637.60, 2,187,385,361.12 and 958,388,549.28 is: 1,322,698,213.85

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,584,915,637.60 : 2,187,385,361.12 = 958,388,549.28 : x
  2. Step 2: Convert to fraction form
    1,584,915,637.60/2,187,385,361.12 = 958,388,549.28/x
  3. Step 3: Cross multiply
    1,584,915,637.60x = 2,187,385,361.12 × 958,388,549.28
  4. Step 4: Simplify right side
    1,584,915,637.60x = 2,096,365,082,960,105,472
  5. Step 5: Solve for x
    x = 2,096,365,082,960,105,472/1,584,915,637.60
  6. Step 6: Final answer
    x = 1,322,698,213.85

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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.