Home / 79,928,518.42-110,301,352.77-43,259,089.06

Finding the Fourth Proportional to 79,928,518.42, 110,301,352.77 and 43,259,089.06

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Solution

The fourth proportional to 79,928,518.42, 110,301,352.77 and 43,259,089.06 is: 59,697,541.47

Step by Step Solution

  1. Step 1: Write the proportion equation
    79,928,518.42 : 110,301,352.77 = 43,259,089.06 : x
  2. Step 2: Convert to fraction form
    79,928,518.42/110,301,352.77 = 43,259,089.06/x
  3. Step 3: Cross multiply
    79,928,518.42x = 110,301,352.77 × 43,259,089.06
  4. Step 4: Simplify right side
    79,928,518.42x = 4,771,536,042,915,908
  5. Step 5: Solve for x
    x = 4,771,536,042,915,908/79,928,518.42
  6. Step 6: Final answer
    x = 59,697,541.47

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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.