Home / 124,248,859.20-186,371,539.20-56,091,441.60

Finding the Fourth Proportional to 124,248,859.20, 186,371,539.20 and 56,091,441.60

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Solution

The fourth proportional to 124,248,859.20, 186,371,539.20 and 56,091,441.60 is: 84,136,372.55

Step by Step Solution

  1. Step 1: Write the proportion equation
    124,248,859.20 : 186,371,539.20 = 56,091,441.60 : x
  2. Step 2: Convert to fraction form
    124,248,859.20/186,371,539.20 = 56,091,441.60/x
  3. Step 3: Cross multiply
    124,248,859.20x = 186,371,539.20 × 56,091,441.60
  4. Step 4: Simplify right side
    124,248,859.20x = 10,453,848,306,938,910
  5. Step 5: Solve for x
    x = 10,453,848,306,938,910/124,248,859.20
  6. Step 6: Final answer
    x = 84,136,372.55

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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.