Home / 1,136,706,679.60-1,705,060,019.40-769,374,660.40

Finding the Fourth Proportional to 1,136,706,679.60, 1,705,060,019.40 and 769,374,660.40

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Solution

The fourth proportional to 1,136,706,679.60, 1,705,060,019.40 and 769,374,660.40 is: 1,154,061,990.60

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,136,706,679.60 : 1,705,060,019.40 = 769,374,660.40 : x
  2. Step 2: Convert to fraction form
    1,136,706,679.60/1,705,060,019.40 = 769,374,660.40/x
  3. Step 3: Cross multiply
    1,136,706,679.60x = 1,705,060,019.40 × 769,374,660.40
  4. Step 4: Simplify right side
    1,136,706,679.60x = 1,311,829,973,387,492,352
  5. Step 5: Solve for x
    x = 1,311,829,973,387,492,352/1,136,706,679.60
  6. Step 6: Final answer
    x = 1,154,061,990.60

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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.