Home / 211,152,034.20-316,728,051.30-177,139,810.20

Finding the Fourth Proportional to 211,152,034.20, 316,728,051.30 and 177,139,810.20

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Solution

The fourth proportional to 211,152,034.20, 316,728,051.30 and 177,139,810.20 is: 265,709,715.30

Step by Step Solution

  1. Step 1: Write the proportion equation
    211,152,034.20 : 316,728,051.30 = 177,139,810.20 : x
  2. Step 2: Convert to fraction form
    211,152,034.20/316,728,051.30 = 177,139,810.20/x
  3. Step 3: Cross multiply
    211,152,034.20x = 316,728,051.30 × 177,139,810.20
  4. Step 4: Simplify right side
    211,152,034.20x = 56,105,146,892,297,864
  5. Step 5: Solve for x
    x = 56,105,146,892,297,864/211,152,034.20
  6. Step 6: Final answer
    x = 265,709,715.30

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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.