Home / 903,451,466.80-1,355,177,200.20-804,816,017.20

Finding the Fourth Proportional to 903,451,466.80, 1,355,177,200.20 and 804,816,017.20

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Solution

The fourth proportional to 903,451,466.80, 1,355,177,200.20 and 804,816,017.20 is: 1,207,224,025.80

Step by Step Solution

  1. Step 1: Write the proportion equation
    903,451,466.80 : 1,355,177,200.20 = 804,816,017.20 : x
  2. Step 2: Convert to fraction form
    903,451,466.80/1,355,177,200.20 = 804,816,017.20/x
  3. Step 3: Cross multiply
    903,451,466.80x = 1,355,177,200.20 × 804,816,017.20
  4. Step 4: Simplify right side
    903,451,466.80x = 1,090,668,316,865,211,136
  5. Step 5: Solve for x
    x = 1,090,668,316,865,211,136/903,451,466.80
  6. Step 6: Final answer
    x = 1,207,224,025.80

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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.