Home / 2,175,852,732.10-3,002,648,047.65-1,210,230,121.30

Finding the Fourth Proportional to 2,175,852,732.10, 3,002,648,047.65 and 1,210,230,121.30

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Solution

The fourth proportional to 2,175,852,732.10, 3,002,648,047.65 and 1,210,230,121.30 is: 1,670,101,591.58

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,175,852,732.10 : 3,002,648,047.65 = 1,210,230,121.30 : x
  2. Step 2: Convert to fraction form
    2,175,852,732.10/3,002,648,047.65 = 1,210,230,121.30/x
  3. Step 3: Cross multiply
    2,175,852,732.10x = 3,002,648,047.65 × 1,210,230,121.30
  4. Step 4: Simplify right side
    2,175,852,732.10x = 3,633,895,110,921,160,704
  5. Step 5: Solve for x
    x = 3,633,895,110,921,160,704/2,175,852,732.10
  6. Step 6: Final answer
    x = 1,670,101,591.58

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Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.