Home / 255,087,309.10-382,630,963.65-204,068,973.10

Finding the Fourth Proportional to 255,087,309.10, 382,630,963.65 and 204,068,973.10

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Solution

The fourth proportional to 255,087,309.10, 382,630,963.65 and 204,068,973.10 is: 306,103,459.65

Step by Step Solution

  1. Step 1: Write the proportion equation
    255,087,309.10 : 382,630,963.65 = 204,068,973.10 : x
  2. Step 2: Convert to fraction form
    255,087,309.10/382,630,963.65 = 204,068,973.10/x
  3. Step 3: Cross multiply
    255,087,309.10x = 382,630,963.65 × 204,068,973.10
  4. Step 4: Simplify right side
    255,087,309.10x = 78,083,107,828,318,928
  5. Step 5: Solve for x
    x = 78,083,107,828,318,928/255,087,309.10
  6. Step 6: Final answer
    x = 306,103,459.65

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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.