Home / 124,588,009.90-186,882,014.85-73,569,673.90

Finding the Fourth Proportional to 124,588,009.90, 186,882,014.85 and 73,569,673.90

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Solution

The fourth proportional to 124,588,009.90, 186,882,014.85 and 73,569,673.90 is: 110,354,510.85

Step by Step Solution

  1. Step 1: Write the proportion equation
    124,588,009.90 : 186,882,014.85 = 73,569,673.90 : x
  2. Step 2: Convert to fraction form
    124,588,009.90/186,882,014.85 = 73,569,673.90/x
  3. Step 3: Cross multiply
    124,588,009.90x = 186,882,014.85 × 73,569,673.90
  4. Step 4: Simplify right side
    124,588,009.90x = 13,748,848,890,289,458
  5. Step 5: Solve for x
    x = 13,748,848,890,289,458/124,588,009.90
  6. Step 6: Final answer
    x = 110,354,510.85

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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.