Home / 389,779,133.22-584,760,373.20-113,436,308.34

Finding the Fourth Proportional to 389,779,133.22, 584,760,373.20 and 113,436,308.34

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Solution

The fourth proportional to 389,779,133.22, 584,760,373.20 and 113,436,308.34 is: 170,181,141.95

Step by Step Solution

  1. Step 1: Write the proportion equation
    389,779,133.22 : 584,760,373.20 = 113,436,308.34 : x
  2. Step 2: Convert to fraction form
    389,779,133.22/584,760,373.20 = 113,436,308.34/x
  3. Step 3: Cross multiply
    389,779,133.22x = 584,760,373.20 × 113,436,308.34
  4. Step 4: Simplify right side
    389,779,133.22x = 66,333,057,999,328,680
  5. Step 5: Solve for x
    x = 66,333,057,999,328,680/389,779,133.22
  6. Step 6: Final answer
    x = 170,181,141.95

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Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.