Home / 731,244,005.34-1,009,135,296.63-401,219,056.86

Finding the Fourth Proportional to 731,244,005.34, 1,009,135,296.63 and 401,219,056.86

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Solution

The fourth proportional to 731,244,005.34, 1,009,135,296.63 and 401,219,056.86 is: 553,692,487.05

Step by Step Solution

  1. Step 1: Write the proportion equation
    731,244,005.34 : 1,009,135,296.63 = 401,219,056.86 : x
  2. Step 2: Convert to fraction form
    731,244,005.34/1,009,135,296.63 = 401,219,056.86/x
  3. Step 3: Cross multiply
    731,244,005.34x = 1,009,135,296.63 × 401,219,056.86
  4. Step 4: Simplify right side
    731,244,005.34x = 404,884,311,958,024,960
  5. Step 5: Solve for x
    x = 404,884,311,958,024,960/731,244,005.34
  6. Step 6: Final answer
    x = 553,692,487.05

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Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.