Home / 157,183,723.35-235,775,585.03-71,090,281.35

Finding the Fourth Proportional to 157,183,723.35, 235,775,585.03 and 71,090,281.35

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Solution

The fourth proportional to 157,183,723.35, 235,775,585.03 and 71,090,281.35 is: 106,635,422.03

Step by Step Solution

  1. Step 1: Write the proportion equation
    157,183,723.35 : 235,775,585.03 = 71,090,281.35 : x
  2. Step 2: Convert to fraction form
    157,183,723.35/235,775,585.03 = 71,090,281.35/x
  3. Step 3: Cross multiply
    157,183,723.35x = 235,775,585.03 × 71,090,281.35
  4. Step 4: Simplify right side
    157,183,723.35x = 16,761,352,675,243,546
  5. Step 5: Solve for x
    x = 16,761,352,675,243,546/157,183,723.35
  6. Step 6: Final answer
    x = 106,635,422.03

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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.