Home / 405,739,194.06-608,634,037.60-146,956,656.30

Finding the Fourth Proportional to 405,739,194.06, 608,634,037.60 and 146,956,656.30

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Solution

The fourth proportional to 405,739,194.06, 608,634,037.60 and 146,956,656.30 is: 220,444,128.61

Step by Step Solution

  1. Step 1: Write the proportion equation
    405,739,194.06 : 608,634,037.60 = 146,956,656.30 : x
  2. Step 2: Convert to fraction form
    405,739,194.06/608,634,037.60 = 146,956,656.30/x
  3. Step 3: Cross multiply
    405,739,194.06x = 608,634,037.60 × 146,956,656.30
  4. Step 4: Simplify right side
    405,739,194.06x = 89,442,823,076,064,480
  5. Step 5: Solve for x
    x = 89,442,823,076,064,480/405,739,194.06
  6. Step 6: Final answer
    x = 220,444,128.61

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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.