Home / 265,407,248.09-398,110,528.90-71,318,666.26

Finding the Fourth Proportional to 265,407,248.09, 398,110,528.90 and 71,318,666.26

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Solution

The fourth proportional to 265,407,248.09, 398,110,528.90 and 71,318,666.26 is: 106,977,907.16

Step by Step Solution

  1. Step 1: Write the proportion equation
    265,407,248.09 : 398,110,528.90 = 71,318,666.26 : x
  2. Step 2: Convert to fraction form
    265,407,248.09/398,110,528.90 = 71,318,666.26/x
  3. Step 3: Cross multiply
    265,407,248.09x = 398,110,528.90 × 71,318,666.26
  4. Step 4: Simplify right side
    265,407,248.09x = 28,392,711,945,797,972
  5. Step 5: Solve for x
    x = 28,392,711,945,797,972/265,407,248.09
  6. Step 6: Final answer
    x = 106,977,907.16

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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.