Home / 157,437,224.40-236,224,041.84-84,568,987.20

Finding the Fourth Proportional to 157,437,224.40, 236,224,041.84 and 84,568,987.20

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Solution

The fourth proportional to 157,437,224.40, 236,224,041.84 and 84,568,987.20 is: 126,890,117.93

Step by Step Solution

  1. Step 1: Write the proportion equation
    157,437,224.40 : 236,224,041.84 = 84,568,987.20 : x
  2. Step 2: Convert to fraction form
    157,437,224.40/236,224,041.84 = 84,568,987.20/x
  3. Step 3: Cross multiply
    157,437,224.40x = 236,224,041.84 × 84,568,987.20
  4. Step 4: Simplify right side
    157,437,224.40x = 19,977,227,970,699,224
  5. Step 5: Solve for x
    x = 19,977,227,970,699,224/157,437,224.40
  6. Step 6: Final answer
    x = 126,890,117.93

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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.