Home / 1,136,706,872.10-1,705,060,308.15-769,374,852.90

Finding the Fourth Proportional to 1,136,706,872.10, 1,705,060,308.15 and 769,374,852.90

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Solution

The fourth proportional to 1,136,706,872.10, 1,705,060,308.15 and 769,374,852.90 is: 1,154,062,279.35

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,136,706,872.10 : 1,705,060,308.15 = 769,374,852.90 : x
  2. Step 2: Convert to fraction form
    1,136,706,872.10/1,705,060,308.15 = 769,374,852.90/x
  3. Step 3: Cross multiply
    1,136,706,872.10x = 1,705,060,308.15 × 769,374,852.90
  4. Step 4: Simplify right side
    1,136,706,872.10x = 1,311,830,523,768,535,040
  5. Step 5: Solve for x
    x = 1,311,830,523,768,535,040/1,136,706,872.10
  6. Step 6: Final answer
    x = 1,154,062,279.35

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Double scale
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1.5x scale

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.