Home / 134,969,434.76-186,257,999.59-73,089,880.04

Finding the Fourth Proportional to 134,969,434.76, 186,257,999.59 and 73,089,880.04

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Solution

The fourth proportional to 134,969,434.76, 186,257,999.59 and 73,089,880.04 is: 100,864,131.72

Step by Step Solution

  1. Step 1: Write the proportion equation
    134,969,434.76 : 186,257,999.59 = 73,089,880.04 : x
  2. Step 2: Convert to fraction form
    134,969,434.76/186,257,999.59 = 73,089,880.04/x
  3. Step 3: Cross multiply
    134,969,434.76x = 186,257,999.59 × 73,089,880.04
  4. Step 4: Simplify right side
    134,969,434.76x = 13,613,574,845,409,454
  5. Step 5: Solve for x
    x = 13,613,574,845,409,454/134,969,434.76
  6. Step 6: Final answer
    x = 100,864,131.72

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Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.