Home / 1,931,905,974.80-2,897,858,962.20-1,448,176,566.80

Finding the Fourth Proportional to 1,931,905,974.80, 2,897,858,962.20 and 1,448,176,566.80

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Solution

The fourth proportional to 1,931,905,974.80, 2,897,858,962.20 and 1,448,176,566.80 is: 2,172,264,850.20

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,931,905,974.80 : 2,897,858,962.20 = 1,448,176,566.80 : x
  2. Step 2: Convert to fraction form
    1,931,905,974.80/2,897,858,962.20 = 1,448,176,566.80/x
  3. Step 3: Cross multiply
    1,931,905,974.80x = 2,897,858,962.20 × 1,448,176,566.80
  4. Step 4: Simplify right side
    1,931,905,974.80x = 4,196,611,442,949,406,720
  5. Step 5: Solve for x
    x = 4,196,611,442,949,406,720/1,931,905,974.80
  6. Step 6: Final answer
    x = 2,172,264,850.20

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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.