Home / 1,008,021,707.20-1,512,032,560.80-732,522,692.80

Finding the Fourth Proportional to 1,008,021,707.20, 1,512,032,560.80 and 732,522,692.80

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Solution

The fourth proportional to 1,008,021,707.20, 1,512,032,560.80 and 732,522,692.80 is: 1,098,784,039.20

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,008,021,707.20 : 1,512,032,560.80 = 732,522,692.80 : x
  2. Step 2: Convert to fraction form
    1,008,021,707.20/1,512,032,560.80 = 732,522,692.80/x
  3. Step 3: Cross multiply
    1,008,021,707.20x = 1,512,032,560.80 × 732,522,692.80
  4. Step 4: Simplify right side
    1,008,021,707.20x = 1,107,598,163,038,495,616
  5. Step 5: Solve for x
    x = 1,107,598,163,038,495,616/1,008,021,707.20
  6. Step 6: Final answer
    x = 1,098,784,039.20

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Double scale
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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.