Home / 1,385,175,280.56-2,079,836,225.72-1,199,006,619.81

Finding the Fourth Proportional to 1,385,175,280.56, 2,079,836,225.72 and 1,199,006,619.81

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Solution

The fourth proportional to 1,385,175,280.56, 2,079,836,225.72 and 1,199,006,619.81 is: 1,800,304,580.77

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,385,175,280.56 : 2,079,836,225.72 = 1,199,006,619.81 : x
  2. Step 2: Convert to fraction form
    1,385,175,280.56/2,079,836,225.72 = 1,199,006,619.81/x
  3. Step 3: Cross multiply
    1,385,175,280.56x = 2,079,836,225.72 × 1,199,006,619.81
  4. Step 4: Simplify right side
    1,385,175,280.56x = 2,493,737,402,758,925,312
  5. Step 5: Solve for x
    x = 2,493,737,402,758,925,312/1,385,175,280.56
  6. Step 6: Final answer
    x = 1,800,304,580.77

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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.