Home / 417,444,594.12-626,143,861.98-171,739,047.96

Finding the Fourth Proportional to 417,444,594.12, 626,143,861.98 and 171,739,047.96

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Solution

The fourth proportional to 417,444,594.12, 626,143,861.98 and 171,739,047.96 is: 257,599,097.60

Step by Step Solution

  1. Step 1: Write the proportion equation
    417,444,594.12 : 626,143,861.98 = 171,739,047.96 : x
  2. Step 2: Convert to fraction form
    417,444,594.12/626,143,861.98 = 171,739,047.96/x
  3. Step 3: Cross multiply
    417,444,594.12x = 626,143,861.98 × 171,739,047.96
  4. Step 4: Simplify right side
    417,444,594.12x = 107,533,350,742,442,848
  5. Step 5: Solve for x
    x = 107,533,350,742,442,848/417,444,594.12
  6. Step 6: Final answer
    x = 257,599,097.60

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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.