Home / 1,178,230,255.20-1,767,061,947.60-360,349,642.08

Finding the Fourth Proportional to 1,178,230,255.20, 1,767,061,947.60 and 360,349,642.08

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Solution

The fourth proportional to 1,178,230,255.20, 1,767,061,947.60 and 360,349,642.08 is: 540,437,777.37

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,178,230,255.20 : 1,767,061,947.60 = 360,349,642.08 : x
  2. Step 2: Convert to fraction form
    1,178,230,255.20/1,767,061,947.60 = 360,349,642.08/x
  3. Step 3: Cross multiply
    1,178,230,255.20x = 1,767,061,947.60 × 360,349,642.08
  4. Step 4: Simplify right side
    1,178,230,255.20x = 636,760,140,350,847,616
  5. Step 5: Solve for x
    x = 636,760,140,350,847,616/1,178,230,255.20
  6. Step 6: Final answer
    x = 540,437,777.37

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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.