Home / 1,690,389,020.60-2,535,583,530.90-463,555,503.80

Finding the Fourth Proportional to 1,690,389,020.60, 2,535,583,530.90 and 463,555,503.80

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Solution

The fourth proportional to 1,690,389,020.60, 2,535,583,530.90 and 463,555,503.80 is: 695,333,255.70

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,690,389,020.60 : 2,535,583,530.90 = 463,555,503.80 : x
  2. Step 2: Convert to fraction form
    1,690,389,020.60/2,535,583,530.90 = 463,555,503.80/x
  3. Step 3: Cross multiply
    1,690,389,020.60x = 2,535,583,530.90 × 463,555,503.80
  4. Step 4: Simplify right side
    1,690,389,020.60x = 1,175,383,701,093,332,480
  5. Step 5: Solve for x
    x = 1,175,383,701,093,332,480/1,690,389,020.60
  6. Step 6: Final answer
    x = 695,333,255.70

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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.