Home / 731,673,009.60-1,097,146,363.05-265,315,817.40

Finding the Fourth Proportional to 731,673,009.60, 1,097,146,363.05 and 265,315,817.40

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Solution

The fourth proportional to 731,673,009.60, 1,097,146,363.05 and 265,315,817.40 is: 397,842,041.87

Step by Step Solution

  1. Step 1: Write the proportion equation
    731,673,009.60 : 1,097,146,363.05 = 265,315,817.40 : x
  2. Step 2: Convert to fraction form
    731,673,009.60/1,097,146,363.05 = 265,315,817.40/x
  3. Step 3: Cross multiply
    731,673,009.60x = 1,097,146,363.05 × 265,315,817.40
  4. Step 4: Simplify right side
    731,673,009.60x = 291,090,284,120,047,872
  5. Step 5: Solve for x
    x = 291,090,284,120,047,872/731,673,009.60
  6. Step 6: Final answer
    x = 397,842,041.87

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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.