Home / 104,710,891.18-144,516,739.59-79,551,599.44

Finding the Fourth Proportional to 104,710,891.18, 144,516,739.59 and 79,551,599.44

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Solution

The fourth proportional to 104,710,891.18, 144,516,739.59 and 79,551,599.44 is: 109,793,142.34

Step by Step Solution

  1. Step 1: Write the proportion equation
    104,710,891.18 : 144,516,739.59 = 79,551,599.44 : x
  2. Step 2: Convert to fraction form
    104,710,891.18/144,516,739.59 = 79,551,599.44/x
  3. Step 3: Cross multiply
    104,710,891.18x = 144,516,739.59 × 79,551,599.44
  4. Step 4: Simplify right side
    104,710,891.18x = 11,496,537,779,853,934
  5. Step 5: Solve for x
    x = 11,496,537,779,853,934/104,710,891.18
  6. Step 6: Final answer
    x = 109,793,142.34

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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.