Home / 79,915,607.40-110,283,538.38-43,246,178.40

Finding the Fourth Proportional to 79,915,607.40, 110,283,538.38 and 43,246,178.40

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Solution

The fourth proportional to 79,915,607.40, 110,283,538.38 and 43,246,178.40 is: 59,679,726.28

Step by Step Solution

  1. Step 1: Write the proportion equation
    79,915,607.40 : 110,283,538.38 = 43,246,178.40 : x
  2. Step 2: Convert to fraction form
    79,915,607.40/110,283,538.38 = 43,246,178.40/x
  3. Step 3: Cross multiply
    79,915,607.40x = 110,283,538.38 × 43,246,178.40
  4. Step 4: Simplify right side
    79,915,607.40x = 4,769,341,575,364,727
  5. Step 5: Solve for x
    x = 4,769,341,575,364,727/79,915,607.40
  6. Step 6: Final answer
    x = 59,679,726.28

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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.