Home / 130,845,275.40-180,567,190.62-75,086,256.06

Finding the Fourth Proportional to 130,845,275.40, 180,567,190.62 and 75,086,256.06

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Solution

The fourth proportional to 130,845,275.40, 180,567,190.62 and 75,086,256.06 is: 103,619,441.13

Step by Step Solution

  1. Step 1: Write the proportion equation
    130,845,275.40 : 180,567,190.62 = 75,086,256.06 : x
  2. Step 2: Convert to fraction form
    130,845,275.40/180,567,190.62 = 75,086,256.06/x
  3. Step 3: Cross multiply
    130,845,275.40x = 180,567,190.62 × 75,086,256.06
  4. Step 4: Simplify right side
    130,845,275.40x = 13,558,114,310,928,150
  5. Step 5: Solve for x
    x = 13,558,114,310,928,150/130,845,275.40
  6. Step 6: Final answer
    x = 103,619,441.13

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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.