Home / 1,742,240,812-2,404,261,915.92-949,293,354.64

Finding the Fourth Proportional to 1,742,240,812, 2,404,261,915.92 and 949,293,354.64

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Solution

The fourth proportional to 1,742,240,812, 2,404,261,915.92 and 949,293,354.64 is: 1,310,008,262.85

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,742,240,812 : 2,404,261,915.92 = 949,293,354.64 : x
  2. Step 2: Convert to fraction form
    1,742,240,812/2,404,261,915.92 = 949,293,354.64/x
  3. Step 3: Cross multiply
    1,742,240,812x = 2,404,261,915.92 × 949,293,354.64
  4. Step 4: Simplify right side
    1,742,240,812x = 2,282,349,859,596,890,368
  5. Step 5: Solve for x
    x = 2,282,349,859,596,890,368/1,742,240,812
  6. Step 6: Final answer
    x = 1,310,008,262.85

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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.