Home / 805,336,106.53-1,208,178,033.40-245,141,741.20

Finding the Fourth Proportional to 805,336,106.53, 1,208,178,033.40 and 245,141,741.20

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Solution

The fourth proportional to 805,336,106.53, 1,208,178,033.40 and 245,141,741.20 is: 367,765,538.37

Step by Step Solution

  1. Step 1: Write the proportion equation
    805,336,106.53 : 1,208,178,033.40 = 245,141,741.20 : x
  2. Step 2: Convert to fraction form
    805,336,106.53/1,208,178,033.40 = 245,141,741.20/x
  3. Step 3: Cross multiply
    805,336,106.53x = 1,208,178,033.40 × 245,141,741.20
  4. Step 4: Simplify right side
    805,336,106.53x = 296,174,866,790,575,552
  5. Step 5: Solve for x
    x = 296,174,866,790,575,552/805,336,106.53
  6. Step 6: Final answer
    x = 367,765,538.37

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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.