Home / 124,139,777.28-186,209,654.40-47,470,560

Finding the Fourth Proportional to 124,139,777.28, 186,209,654.40 and 47,470,560

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Solution

The fourth proportional to 124,139,777.28, 186,209,654.40 and 47,470,560 is: 71,205,835.59

Step by Step Solution

  1. Step 1: Write the proportion equation
    124,139,777.28 : 186,209,654.40 = 47,470,560 : x
  2. Step 2: Convert to fraction form
    124,139,777.28/186,209,654.40 = 47,470,560/x
  3. Step 3: Cross multiply
    124,139,777.28x = 186,209,654.40 × 47,470,560
  4. Step 4: Simplify right side
    124,139,777.28x = 8,839,476,571,774,464
  5. Step 5: Solve for x
    x = 8,839,476,571,774,464/124,139,777.28
  6. Step 6: Final answer
    x = 71,205,835.59

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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.