Home / 170,936,643.30-256,404,964.95-49,772,048.10

Finding the Fourth Proportional to 170,936,643.30, 256,404,964.95 and 49,772,048.10

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Solution

The fourth proportional to 170,936,643.30, 256,404,964.95 and 49,772,048.10 is: 74,658,072.15

Step by Step Solution

  1. Step 1: Write the proportion equation
    170,936,643.30 : 256,404,964.95 = 49,772,048.10 : x
  2. Step 2: Convert to fraction form
    170,936,643.30/256,404,964.95 = 49,772,048.10/x
  3. Step 3: Cross multiply
    170,936,643.30x = 256,404,964.95 × 49,772,048.10
  4. Step 4: Simplify right side
    170,936,643.30x = 12,761,800,248,570,214
  5. Step 5: Solve for x
    x = 12,761,800,248,570,214/170,936,643.30
  6. Step 6: Final answer
    x = 74,658,072.15

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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.