Home / 105,603,697.28-158,405,672.28-28,927,386.56

Finding the Fourth Proportional to 105,603,697.28, 158,405,672.28 and 28,927,386.56

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Solution

The fourth proportional to 105,603,697.28, 158,405,672.28 and 28,927,386.56 is: 43,391,114.45

Step by Step Solution

  1. Step 1: Write the proportion equation
    105,603,697.28 : 158,405,672.28 = 28,927,386.56 : x
  2. Step 2: Convert to fraction form
    105,603,697.28/158,405,672.28 = 28,927,386.56/x
  3. Step 3: Cross multiply
    105,603,697.28x = 158,405,672.28 × 28,927,386.56
  4. Step 4: Simplify right side
    105,603,697.28x = 4,582,262,115,340,236
  5. Step 5: Solve for x
    x = 4,582,262,115,340,236/105,603,697.28
  6. Step 6: Final answer
    x = 43,391,114.45

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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.