Home / 105,603,748.36-158,405,748.86-28,927,437.64

Finding the Fourth Proportional to 105,603,748.36, 158,405,748.86 and 28,927,437.64

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Solution

The fourth proportional to 105,603,748.36, 158,405,748.86 and 28,927,437.64 is: 43,391,191.06

Step by Step Solution

  1. Step 1: Write the proportion equation
    105,603,748.36 : 158,405,748.86 = 28,927,437.64 : x
  2. Step 2: Convert to fraction form
    105,603,748.36/158,405,748.86 = 28,927,437.64/x
  3. Step 3: Cross multiply
    105,603,748.36x = 158,405,748.86 × 28,927,437.64
  4. Step 4: Simplify right side
    105,603,748.36x = 4,582,272,421,965,152
  5. Step 5: Solve for x
    x = 4,582,272,421,965,152/105,603,748.36
  6. Step 6: Final answer
    x = 43,391,191.06

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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.