Home / 266,464,953.60-400,369,276.80-169,467,129.60

Finding the Fourth Proportional to 266,464,953.60, 400,369,276.80 and 169,467,129.60

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Solution

The fourth proportional to 266,464,953.60, 400,369,276.80 and 169,467,129.60 is: 254,627,977.16

Step by Step Solution

  1. Step 1: Write the proportion equation
    266,464,953.60 : 400,369,276.80 = 169,467,129.60 : x
  2. Step 2: Convert to fraction form
    266,464,953.60/400,369,276.80 = 169,467,129.60/x
  3. Step 3: Cross multiply
    266,464,953.60x = 400,369,276.80 × 169,467,129.60
  4. Step 4: Simplify right side
    266,464,953.60x = 67,849,432,119,323,872
  5. Step 5: Solve for x
    x = 67,849,432,119,323,872/266,464,953.60
  6. Step 6: Final answer
    x = 254,627,977.16

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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.