Home / 74,637,139.60-111,961,376.70-25,437,701.80

Finding the Fourth Proportional to 74,637,139.60, 111,961,376.70 and 25,437,701.80

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Solution

The fourth proportional to 74,637,139.60, 111,961,376.70 and 25,437,701.80 is: 38,158,484.22

Step by Step Solution

  1. Step 1: Write the proportion equation
    74,637,139.60 : 111,961,376.70 = 25,437,701.80 : x
  2. Step 2: Convert to fraction form
    74,637,139.60/111,961,376.70 = 25,437,701.80/x
  3. Step 3: Cross multiply
    74,637,139.60x = 111,961,376.70 × 25,437,701.80
  4. Step 4: Simplify right side
    74,637,139.60x = 2,848,040,113,612,068
  5. Step 5: Solve for x
    x = 2,848,040,113,612,068/74,637,139.60
  6. Step 6: Final answer
    x = 38,158,484.22

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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.