Home / 70,123,173.59-96,779,592.72-40,353,209.84

Finding the Fourth Proportional to 70,123,173.59, 96,779,592.72 and 40,353,209.84

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Solution

The fourth proportional to 70,123,173.59, 96,779,592.72 and 40,353,209.84 is: 55,692,961.59

Step by Step Solution

  1. Step 1: Write the proportion equation
    70,123,173.59 : 96,779,592.72 = 40,353,209.84 : x
  2. Step 2: Convert to fraction form
    70,123,173.59/96,779,592.72 = 40,353,209.84/x
  3. Step 3: Cross multiply
    70,123,173.59x = 96,779,592.72 × 40,353,209.84
  4. Step 4: Simplify right side
    70,123,173.59x = 3,905,367,213,259,896.50
  5. Step 5: Solve for x
    x = 3,905,367,213,259,896.50/70,123,173.59
  6. Step 6: Final answer
    x = 55,692,961.59

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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.