Home / 1,451,567,110.90-2,177,350,666.35-531,137,542.90

Finding the Fourth Proportional to 1,451,567,110.90, 2,177,350,666.35 and 531,137,542.90

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Solution

The fourth proportional to 1,451,567,110.90, 2,177,350,666.35 and 531,137,542.90 is: 796,706,314.35

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,451,567,110.90 : 2,177,350,666.35 = 531,137,542.90 : x
  2. Step 2: Convert to fraction form
    1,451,567,110.90/2,177,350,666.35 = 531,137,542.90/x
  3. Step 3: Cross multiply
    1,451,567,110.90x = 2,177,350,666.35 × 531,137,542.90
  4. Step 4: Simplify right side
    1,451,567,110.90x = 1,156,472,682,956,816,640
  5. Step 5: Solve for x
    x = 1,156,472,682,956,816,640/1,451,567,110.90
  6. Step 6: Final answer
    x = 796,706,314.35

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Double scale
Find fourth proportional to 1,451,567,111.90, 2,177,350,667.85 and 531,137,543.90
Similar ratio
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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.