Home / 79,368,534.67-109,503,867.56-45,865,808.32

Finding the Fourth Proportional to 79,368,534.67, 109,503,867.56 and 45,865,808.32

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Solution

The fourth proportional to 79,368,534.67, 109,503,867.56 and 45,865,808.32 is: 63,280,535.80

Step by Step Solution

  1. Step 1: Write the proportion equation
    79,368,534.67 : 109,503,867.56 = 45,865,808.32 : x
  2. Step 2: Convert to fraction form
    79,368,534.67/109,503,867.56 = 45,865,808.32/x
  3. Step 3: Cross multiply
    79,368,534.67x = 109,503,867.56 × 45,865,808.32
  4. Step 4: Simplify right side
    79,368,534.67x = 5,022,483,399,576,297
  5. Step 5: Solve for x
    x = 5,022,483,399,576,297/79,368,534.67
  6. Step 6: Final answer
    x = 63,280,535.80

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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.