Home / 168,316,564.40-251,996,549.70-149,184,688.40

Finding the Fourth Proportional to 168,316,564.40, 251,996,549.70 and 149,184,688.40

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Solution

The fourth proportional to 168,316,564.40, 251,996,549.70 and 149,184,688.40 is: 223,353,101.81

Step by Step Solution

  1. Step 1: Write the proportion equation
    168,316,564.40 : 251,996,549.70 = 149,184,688.40 : x
  2. Step 2: Convert to fraction form
    168,316,564.40/251,996,549.70 = 149,184,688.40/x
  3. Step 3: Cross multiply
    168,316,564.40x = 251,996,549.70 × 149,184,688.40
  4. Step 4: Simplify right side
    168,316,564.40x = 37,594,026,744,869,616
  5. Step 5: Solve for x
    x = 37,594,026,744,869,616/168,316,564.40
  6. Step 6: Final answer
    x = 223,353,101.81

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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.