Home / 1,184,728,075.20-1,777,092,112.80-572,508,043.20

Finding the Fourth Proportional to 1,184,728,075.20, 1,777,092,112.80 and 572,508,043.20

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Solution

The fourth proportional to 1,184,728,075.20, 1,777,092,112.80 and 572,508,043.20 is: 858,762,064.80

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,184,728,075.20 : 1,777,092,112.80 = 572,508,043.20 : x
  2. Step 2: Convert to fraction form
    1,184,728,075.20/1,777,092,112.80 = 572,508,043.20/x
  3. Step 3: Cross multiply
    1,184,728,075.20x = 1,777,092,112.80 × 572,508,043.20
  4. Step 4: Simplify right side
    1,184,728,075.20x = 1,017,399,528,085,281,792
  5. Step 5: Solve for x
    x = 1,017,399,528,085,281,792/1,184,728,075.20
  6. Step 6: Final answer
    x = 858,762,064.80

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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.