Home / 731,673,006.10-1,097,146,357.80-265,315,813.90

Finding the Fourth Proportional to 731,673,006.10, 1,097,146,357.80 and 265,315,813.90

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Solution

The fourth proportional to 731,673,006.10, 1,097,146,357.80 and 265,315,813.90 is: 397,842,036.62

Step by Step Solution

  1. Step 1: Write the proportion equation
    731,673,006.10 : 1,097,146,357.80 = 265,315,813.90 : x
  2. Step 2: Convert to fraction form
    731,673,006.10/1,097,146,357.80 = 265,315,813.90/x
  3. Step 3: Cross multiply
    731,673,006.10x = 1,097,146,357.80 × 265,315,813.90
  4. Step 4: Simplify right side
    731,673,006.10x = 291,090,278,887,127,616
  5. Step 5: Solve for x
    x = 291,090,278,887,127,616/731,673,006.10
  6. Step 6: Final answer
    x = 397,842,036.62

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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.