Home / 1,136,706,828.10-1,705,060,242.15-769,374,808.90

Finding the Fourth Proportional to 1,136,706,828.10, 1,705,060,242.15 and 769,374,808.90

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Solution

The fourth proportional to 1,136,706,828.10, 1,705,060,242.15 and 769,374,808.90 is: 1,154,062,213.35

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,136,706,828.10 : 1,705,060,242.15 = 769,374,808.90 : x
  2. Step 2: Convert to fraction form
    1,136,706,828.10/1,705,060,242.15 = 769,374,808.90/x
  3. Step 3: Cross multiply
    1,136,706,828.10x = 1,705,060,242.15 × 769,374,808.90
  4. Step 4: Simplify right side
    1,136,706,828.10x = 1,311,830,397,967,143,936
  5. Step 5: Solve for x
    x = 1,311,830,397,967,143,936/1,136,706,828.10
  6. Step 6: Final answer
    x = 1,154,062,213.35

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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.