Home / 115,507,039.50-173,258,926.56-28,069,199.19

Finding the Fourth Proportional to 115,507,039.50, 173,258,926.56 and 28,069,199.19

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Solution

The fourth proportional to 115,507,039.50, 173,258,926.56 and 28,069,199.19 is: 42,103,402.03

Step by Step Solution

  1. Step 1: Write the proportion equation
    115,507,039.50 : 173,258,926.56 = 28,069,199.19 : x
  2. Step 2: Convert to fraction form
    115,507,039.50/173,258,926.56 = 28,069,199.19/x
  3. Step 3: Cross multiply
    115,507,039.50x = 173,258,926.56 × 28,069,199.19
  4. Step 4: Simplify right side
    115,507,039.50x = 4,863,239,321,058,222
  5. Step 5: Solve for x
    x = 4,863,239,321,058,222/115,507,039.50
  6. Step 6: Final answer
    x = 42,103,402.03

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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.