Home / 564,537,072.11-779,015,485.12-326,397,535.44

Finding the Fourth Proportional to 564,537,072.11, 779,015,485.12 and 326,397,535.44

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Solution

The fourth proportional to 564,537,072.11, 779,015,485.12 and 326,397,535.44 is: 450,402,191.41

Step by Step Solution

  1. Step 1: Write the proportion equation
    564,537,072.11 : 779,015,485.12 = 326,397,535.44 : x
  2. Step 2: Convert to fraction form
    564,537,072.11/779,015,485.12 = 326,397,535.44/x
  3. Step 3: Cross multiply
    564,537,072.11x = 779,015,485.12 × 326,397,535.44
  4. Step 4: Simplify right side
    564,537,072.11x = 254,268,734,411,947,968
  5. Step 5: Solve for x
    x = 254,268,734,411,947,968/564,537,072.11
  6. Step 6: Final answer
    x = 450,402,191.41

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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.