Home / 75,101,429.34-103,622,208.12-42,506,381.34

Finding the Fourth Proportional to 75,101,429.34, 103,622,208.12 and 42,506,381.34

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Solution

The fourth proportional to 75,101,429.34, 103,622,208.12 and 42,506,381.34 is: 58,648,751.86

Step by Step Solution

  1. Step 1: Write the proportion equation
    75,101,429.34 : 103,622,208.12 = 42,506,381.34 : x
  2. Step 2: Convert to fraction form
    75,101,429.34/103,622,208.12 = 42,506,381.34/x
  3. Step 3: Cross multiply
    75,101,429.34x = 103,622,208.12 × 42,506,381.34
  4. Step 4: Simplify right side
    75,101,429.34x = 4,404,605,093,641,565
  5. Step 5: Solve for x
    x = 4,404,605,093,641,565/75,101,429.34
  6. Step 6: Final answer
    x = 58,648,751.86

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These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.