Home / 680,519,180.40-1,020,106,924.20-335,190,130.80

Finding the Fourth Proportional to 680,519,180.40, 1,020,106,924.20 and 335,190,130.80

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Solution

The fourth proportional to 680,519,180.40, 1,020,106,924.20 and 335,190,130.80 is: 502,454,277.85

Step by Step Solution

  1. Step 1: Write the proportion equation
    680,519,180.40 : 1,020,106,924.20 = 335,190,130.80 : x
  2. Step 2: Convert to fraction form
    680,519,180.40/1,020,106,924.20 = 335,190,130.80/x
  3. Step 3: Cross multiply
    680,519,180.40x = 1,020,106,924.20 × 335,190,130.80
  4. Step 4: Simplify right side
    680,519,180.40x = 341,929,773,352,583,744
  5. Step 5: Solve for x
    x = 341,929,773,352,583,744/680,519,180.40
  6. Step 6: Final answer
    x = 502,454,277.85

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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.