Home / 1,948,843,833.75-2,922,098,315.16-620,297,971.65

Finding the Fourth Proportional to 1,948,843,833.75, 2,922,098,315.16 and 620,297,971.65

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Solution

The fourth proportional to 1,948,843,833.75, 2,922,098,315.16 and 620,297,971.65 is: 930,075,374.16

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,948,843,833.75 : 2,922,098,315.16 = 620,297,971.65 : x
  2. Step 2: Convert to fraction form
    1,948,843,833.75/2,922,098,315.16 = 620,297,971.65/x
  3. Step 3: Cross multiply
    1,948,843,833.75x = 2,922,098,315.16 × 620,297,971.65
  4. Step 4: Simplify right side
    1,948,843,833.75x = 1,812,571,657,855,630,336
  5. Step 5: Solve for x
    x = 1,812,571,657,855,630,336/1,948,843,833.75
  6. Step 6: Final answer
    x = 930,075,374.16

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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.