Home / 170,815,501.90-256,223,252.85-164,119,345.30

Finding the Fourth Proportional to 170,815,501.90, 256,223,252.85 and 164,119,345.30

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Solution

The fourth proportional to 170,815,501.90, 256,223,252.85 and 164,119,345.30 is: 246,179,017.95

Step by Step Solution

  1. Step 1: Write the proportion equation
    170,815,501.90 : 256,223,252.85 = 164,119,345.30 : x
  2. Step 2: Convert to fraction form
    170,815,501.90/256,223,252.85 = 164,119,345.30/x
  3. Step 3: Cross multiply
    170,815,501.90x = 256,223,252.85 × 164,119,345.30
  4. Step 4: Simplify right side
    170,815,501.90x = 42,051,192,508,378,360
  5. Step 5: Solve for x
    x = 42,051,192,508,378,360/170,815,501.90
  6. Step 6: Final answer
    x = 246,179,017.95

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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.